Metrologic Instruments Scanner MS7220 User Manual

METROLOGIC INSTRUMENTS, INC.  
MS7220 ArgusSCANPresentation  
Laser Scanner  
Installation and User’s Guide  
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LOCATIONS  
CORPORATE HEADQUARTERS  
North America  
Metrologic Instruments, Inc.  
90 Coles Road  
Customer Service: 1-800-ID-METRO  
Tel: 856-228-8100  
Blackwood, NJ 08012-4683  
Fax: 856-228-6673  
EUROPEAN HEADQUARTERS  
Germany,  
Middle East and Africa  
Metrologic Instruments GmbH  
Dornierstrasse 2  
82178 Puchheim b.  
Tel: +49 89 89019 0  
Fax: +49 89 89019 200  
Germany Email:  
Munich, Germany  
Spain  
Metrologic Eria lbérica SL  
Julián Camarillo 29, D-1  
Edificio Diapasón  
Tel: +34 913 272 400  
Fax: +34 913 273 829  
28037 Madrid  
Italy  
Metrologic Instruments Italia srl  
Via Emilia 70  
40064 Ozzano dell’Emilia (BO)  
Tel: +39 0 51 6511978  
Fax: +39 0 51 6521337  
France  
Metrologic Eria France SA  
69 Rue de la Belle Etoile  
ZI Paris Nord II, BP 50057  
95947 – ROISSY CDG CEDEX  
Tel: +33 (0) 1 48.63.78.78  
Fax: +33 (0) 1 48.63.24.94  
United Kingdom Metrologic Instruments UK Limited  
58 Tempus Business Centre  
Tel: +44 (0) 1256 365900  
Fax: +44 (0) 1256 365955  
Kingsclere Road, Basingstoke  
Hampshire RG21 6XG  
ASIA  
Singapore  
China  
Metrologic Asia (Pte) Ltd  
No. 8 Kaki Bukit Place  
4th Floor  
Tel: 65-6842-7155  
Fax: 65-6842-7166  
Singapore 416186  
Metro (Suzhou) Technologies Co., Ltd. Tel: 86-512-62572511  
221 Xing Hai Street  
Suzhou Industrial Park  
Suzhou, China  
215021  
Fax: 86-512-62571517  
Japan  
Metrologic Japan Co., Ltd.  
Matsunoya Building, 6 Floor  
3-14-8 Higashiueno  
Tel: 81-03-3839-8511  
Fax: 81-03-3839-8519  
Taitou-Ku, Tokyo 110-0015 Japan  
SOUTH AMERICA  
Brazil  
Metrologic do Brasil Ltda.  
Rua da Paz 2059  
Tel: 55-11-5182-8226  
Fax: 55-11-5182-8315  
CEP 04713-002  
Chácara Santo Antônio  
São Paulo, SP, Brasil  
Outside Brazil  
Metrologic South America  
Rua da Paz 2059  
Tel: 55-11-5182-7273  
Fax: 55-11-5182-7198  
CEP 04713-002  
Chácara Santo Antônio  
São Paulo, SP, Brasil  
Copyright  
© 2002 by Metrologic Instruments, Inc. All rights reserved. No part of this work may be reproduced, transmitted, or  
stored in any form or by any means without prior written consent, except by reviewer, who may quote brief  
passages in a review, or provided for in the Copyright Act of 1976.  
Products and brand names mentioned in this document are trademarks of their respective companies.  
ii  
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TABLE OF CONTENTS  
Introduction....................................................................................................1  
Scanner and Accessories..............................................................................1  
Getting Started ..............................................................................................3  
Installation for OCIA Interface .......................................................................5  
Installation for Keyboard Wedge Interface ....................................................7  
Installation for Stand-Alone Keyboard Interface............................................8  
Installation for RS232 or Light Pen Interfaces...............................................9  
Installation of an Auxiliary Scanner..............................................................11  
Scanner Parts..............................................................................................13  
The Multi-Function Button............................................................................14  
Audible Indicators........................................................................................15  
Failure Modes..............................................................................................16  
Visual Indicators ..........................................................................................17  
Labels..........................................................................................................18  
Maintenance................................................................................................18  
Depth of Field Specifications.......................................................................19  
Depth of Field by Minimum Bar Code Element Width .................................20  
Troubleshooting Guide ................................................................................22  
RS232 Demonstration Program...................................................................27  
Applications and Protocols ..........................................................................28  
Design Specifications ..................................................................................29  
Default Settings ...........................................................................................31  
MS7220 Stands  
Vertical Stand Parts [mlpn 46-46405 ] .....................................................37  
Optional Flex Stand Parts [mlpn 46-46404 ]............................................37  
Vertical Stand Installation ........................................................................38  
Optional Flex Stand Installation ...............................................................39  
Scanner and Cable Terminations................................................................40  
Limited Warranty .........................................................................................43  
Notices.........................................................................................................44  
Patents ........................................................................................................45  
Index............................................................................................................46  
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INTRODUCTION  
ArgusScanis an aggressive, omnidirectional laser barcode scanner ideal  
for retail, convenience, liquor, and specialty store applications. Engineered  
with a large, easy-to-find optimal scan area, ArgusScan increases the first  
pass read rate for maximum productivity.  
ArgusScan is equipped with a multitude of standard features including:  
A bright 650 nm laser  
Programmable depth of field  
PowerLink user replaceable cables  
MetroSet®2, MetroSelect® and MetrOPOS® compatible  
Data editing (parsing) capability using Bits n' Pieces®  
A 2 year warranty  
SCANNER  
INTERFACE  
RS232, Light Pen, Keyboard Wedge,  
Stand-Alone Keyboard, OCIA, Low  
Speed Option  
7220-12  
SCANNER AND ACCESSORIES  
The following is a list of the parts included in the MS7220 kit.  
MS7220 ArgusScan™ Presentation Scanner  
MetroSelect® Programming Guide** [ MLPN 00-02407 or 00-02561]  
MS7220 User’s and Installation Guide** [ MLPN 00-02554 ]  
Stand  
Standard Horizontal Stand [ MLPN 46-46406 ]  
Standard Vertical Stand [ MLPN 46-46405 ]  
1
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SCANNER AND ACCESSORIES (CONTINUED)  
The following items are dependent on the type of MS7220 Kit ordered.  
Some items may not be included in your kit.  
AC to DC Power Transformer - Regulated 5.2V@ 650 mA output  
One of the following may be included:  
120V United States [ MLPN 45-45593 ]  
220V – 240V Continental European [ MLPN 45-45591 ]  
220V – 240V United Kingdom [ MLPN 45-45592 ]  
Stand  
Optional Flex Stand [ MLPN 46-46404 ]  
PowerLink Cable with built in power jack for use with RS-232, Light  
Pen, OCIA and 46xx scanners:  
One of the following may be included:  
Standard: 2.1m (7') straight cord, short strain relief  
[ MLPN 54-54xxx* ]  
Optional: 2.7m (9') coiled cord, long strain relief  
[ MLPN 53-53xxx* ]  
* xxx specifies connection to the host  
Keyboard Wedge PowerLink Cable Kit for use with Keyboard Wedge  
scanners [ MLPN 54-54002 ]:  
A PowerLink “Y” cable with a 5-pin DIN female connector and a  
6-pin mini DIN male connector  
An Adapter Cable with a 5-pin DIN male connector and a 6-pin mini  
DIN female connector  
Stand Alone Keyboard Wedge PowerLink Cable [ MLPN 54-54020 ]  
PowerLink, RS232 LSO/AUX Cable [ MLPN 54-54667A ]  
Other items may be ordered for the specific protocol being used. To order additional  
items, contact the dealer, distributor or call Metrologic’s Customer Service Department  
at 1-800-ID-METRO or 1-800-436-3876.  
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GETTING STARTED  
Tools needed:  
Phillips head screwdriver  
¼”-20 wrench  
Drill with a #39 drill bit (drill for hard-mount installation only)  
Slide off the cable cover.  
Slide off the horizontal stand.  
Slide on the cable door and  
remove the foam insert.  
Loosen the lock nut, push back  
the metal base plate and then  
slide the cable through the cable  
opening.  
Mounting the MS7220: Peel off the base plate’s tape backing and affix it to  
the countertop or drill four #39 pilot holes and secure the base plate to the  
countertop with the four #8 wood screws provided.  
Continued on next page.  
3
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GETTING STARTED  
Return the metal base plate to its  
original position then tighten the  
lock nut.  
Return the foam insert to its  
original position then slide  
the horizontal stand back  
into place on the scanner.  
Before continuing, determine what communication interface is needed  
then follow the installation procedure for that interface on pages 5-11.  
It is important to use the correct communication jack on the back of  
the scanner (see pages 5-10 for cable the proper connections).  
Incorrect cable connections can cause communication problems or  
potential damage to the scanner  
After the communication cable has been connected properly, slide the  
cable cover down then secure in place with the three M3x .5 x 6 mm pan  
head screws provided.  
See the “MS7220 Stands” section of this guide for additional information on the vertical  
[ MLPN 46-46405 ] and flexible [ MLPN 46-46406 ] stand options.  
4
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INSTALLATION FOR OCIA INTERFACE  
To power the unit with an external power supply:  
1. Follow the “Getting Started” steps on  
page 3.  
2. Turn off the host system.  
3. Connect the PowerLink cable to the jack  
labeled “OCIA ” on the MS7220.  
4. Connect the other end of the PowerLink  
cable to the host.  
OCIA  
Before continuing verify that the  
powerlink cable is connected to the  
proper communication jack on the  
scanner. Incorrect cable connection  
can cause communication problems  
or potential damage to the scanner.  
5. Connect the external power supply to the  
power jack on the Power Link Cable.  
6. Check the AC input requirements of the  
power supply to make sure the voltage  
matches the AC outlet.  
7. Connect AC power to the transformer.  
The outlet should be near the equipment  
and easily accessible.  
8. Slide the cable cover into place on the  
back of the scanner then secure it with  
Figure 1: OCIA Interface  
the three M3 screws provided.  
9. Turn on the host system.  
Load OCIA Defaults  
10. Scan the bar code to configure the  
MS7220 for OCIA communication.  
³
9
9
9
9
9
3
Caution:  
To maintain compliance with applicable standards, all circuits connected to the scanner must meet the  
requirements for SELV (Safety Extra Low Voltage) according to EN 60950.  
To maintain compliance with standard CSA C22.2 No. 950/UL 1950 and norm EN 60950, the power source  
should meet applicable performance requirements for a limited power source.  
5
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INSTALLATION FOR OCIA INTERFACE (CONTINUED)  
To power the unit from the host device:  
(For OCIA only)  
1. Follow the “Getting Started” steps on  
page 3.  
2. Turn off the host system.  
3. Connect the PowerLink cable to the  
jack labeled “OCIA” on the MS7220.  
4. Connect the other end of the  
PowerLink cable to the host.  
OCIA  
Before continuing verify that the  
powerlink cable is connected to the  
proper communication jack on the  
scanner. Incorrect cable connection  
can cause communication problems  
or potential damage to the scanner.  
Manufacturers Note:  
Plugging the scanner into the serial  
port of the PC does not guarantee  
that scanned information will appear  
at the PC. A software driver and  
correct configuration setting are also  
required for proper communication  
to occur.  
5. Slide the cable cover into place on  
the back of the scanner then secure  
it with the three M3 screws provided.  
Figure 2: OCIA, Interface powered  
by the host device  
6. Turn on the host system.  
Load OCIA Defaults  
7. Scan the bar code to configure the  
MS7220 for OCIA communication.  
³
9
9
9
9
9
3
Caution:  
To maintain compliance with applicable standards, all circuits connected to the scanner must meet the  
requirements for SELV (Safety Extra Low Voltage) according to EN 60950.  
To maintain compliance with standard CSA C22.2 No. 950/UL 1950 and norm EN 60950, the power source  
should meet applicable performance requirements for a limited power source.  
6
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INSTALLATION FOR KEYBOARD WEDGE INTERFACE  
1. Follow the “Getting Started” steps on  
page 3.  
2. Turn off the host system.  
3. Disconnect the keyboard from the host.  
4. Connect the PowerLink cable to the jack  
labeled “Keyboard Wedge ” on the  
MS7220.  
5. Connect the “Y” end of the PowerLink  
cable to the keyboard and the keyboard  
port on the host. If necessary use the  
Keyboard Wedge  
male/female adapter cable supplied with  
the scanner for proper connections.  
Before continuing verify that the  
powerlink cable is connected to the  
proper communication jack on the  
scanner. Incorrect cable connection  
can cause communication problems or  
potential damage to the scanner.  
6. Connect the external power supply to  
the power jack on the PowerLink cable.  
7. Check the AC input requirements of the  
power supply to make sure the voltage  
matches the AC outlet.  
8. Connect AC power to the transformer.  
The outlet should be near the  
Figure 3: Keyboard Wedge  
equipment and easily accessible.  
Interfaces  
9. Slide the cable cover into place on the  
back of the scanner then secure it with  
the three M3 screws provided.  
Load Keyboard  
Wedge Defaults  
10. Turn on the host system.  
11. Scan the bar code below to configure  
the MS7220 for Keyboard Wedge  
communication.  
³
9
9
9
9
9
4
Caution:  
To maintain compliance with applicable standards, all circuits connected to the scanner must meet the  
requirements for SELV (Safety Extra Low Voltage) according to EN 60950.  
To maintain compliance with standard CSA C22.2 No. 950/UL 1950 and norm EN 60950, the power source  
should meet applicable performance requirements for a limited power source.  
7
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INSTALLATION FOR STAND-ALONE KEYBOARD INTERFACE  
1. Follow the “Getting Started” steps on page 3.  
2. Turn off the host system.  
3. Disconnect the keyboard from the host.  
4. Connect the PowerLink cable to the jack  
labeled “Stand-Alone Keyboard” on the  
MS7220.  
Stand-Alone  
Keyboard  
5. Connect the other end of the PowerLink  
cable to the keyboard port on the host.  
Before continuing verify that the powerlink  
cable is connected to the proper  
communication jack on the scanner.  
Incorrect cable connection can cause  
communication problems or potential  
damage to the scanner.  
6. Connect the external power supply to the  
power jack on the PowerLink cable.  
7. Check the AC input requirements of the  
power supply to make sure the voltage  
matches the AC outlet.  
8. Connect AC power to the transformer.  
The outlet should be near the  
Figure 4: Stand-Alone  
Keyboard Interface  
equipment and easily accessible.  
Load Keyboard Wedge Defaults  
Scan 1St  
9. Slide the cable cover into place on  
the back of the scanner then  
secure it with the three M3 screws  
provided.  
³
9
9
9
9
9
4
10. Turn on the host system.  
Enable Stand-Alone Keyboard Wedge  
11. Scan the bar codes in order to  
configure the MS7220 for Stand-  
Alone Keyboard communication.  
Scan 2nd  
³
5
1
5
5
1
5
3
Note:  
When scanning the bar codes, cover the code not being  
scanned to ensure the codes are read in the proper sequence.  
Caution:  
To maintain compliance with applicable standards, all circuits connected to the scanner must meet the  
requirements for SELV (Safety Extra Low Voltage) according to EN 60950.  
To maintain compliance with standard CSA C22.2 No. 950/UL 1950 and norm EN 60950, the power source  
should meet applicable performance requirements for a limited power source.  
8
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INSTALLATION FOR RS232 OR LIGHT PEN INTERFACES  
1. Follow the “Getting Started” steps on  
page 3.  
2. Turn off the host system.  
3. Connect the PowerLink cable to the  
jack labeled “RS232 or Light Pen” on  
the MS7220.  
4. Connect the other end of the  
PowerLink cable to the host.  
RS232  
or  
Light Pen  
Before continuing verify that the  
powerlink cable is connected to the  
proper communication jack on the  
scanner. Incorrect cable connection  
can cause communication problems  
or potential damage to the scanner.  
5. Connect the external power supply  
to the power jack on the Power Link  
Cable.  
6. Check the AC input requirements of  
the power supply to make sure the  
voltage matches the AC outlet.  
7. Connect AC power to the  
transformer. The outlet should be  
near the equipment and easily  
accessible.  
8. Slide the cable cover into place on  
the back of the scanner then secure  
it with the three M3 screws provided.  
Figure 5: RS232 or  
Light Pen Interface  
9. Turn on the host system.  
10. Scan the appropriate bar codes on page 10 to configure  
the MS7220 for RS-232 or Light Pen communication.  
Caution:  
To maintain compliance with applicable standards, all circuits connected to the scanner must meet the  
requirements for SELV (Safety Extra Low Voltage) according to EN 60950.  
To maintain compliance with standard CSA C22.2 No. 950/UL 1950 and norm EN 60950, the power source  
should meet applicable performance requirements for a limited power source.  
9
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INSTALLATION FOR RS232 OR LIGHT PEN INTERFACES  
Step 10, page 9 continued.  
For RS232 Communication:  
Recall Defaults  
Scan 1st  
³
9
9
9
9
9
8
Enable RS-232  
Scan 2nd  
³
4
1
5
5
5
4
For Light Pen Communication:  
Recall Defaults  
Scan 1st  
³
9
9
9
9
9
8
Enable Light Pen/Wand  
Scan 2nd  
³
4
1
5
5
2
4
10  
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INSTALLATION OF AN AUXILIARY SCANNER  
1. Turn off the host system.  
2. Connect the round end of the PowerLink RS232 AUX cable  
[ MLPN 54-54667A ] to the RS232 jack of the auxiliary scanner.  
3. Connect the other end of the PowerLink RS232 AUX cable into the 1st  
jack from the left side of the MS7320. The Aux jack has a square  
opening.  
The following Metrologic scanners can be used in the “Aux” input of the  
MS7220: the MS9520, MS9540, MS6220, MS7120, MS6520, MS6720,  
MS7320 or another MS7220.  
Important: The MS7220 aux port requires the signals: transmit, receive,  
RTS & CTS from the auxiliary scanner.  
4. Connect the MS7220/Host PowerLink* cable to the appropriate  
interface jack on the back of the MS7220.  
5. Connect the other end of the MS7220/Host PowerLink cable to the  
Host.  
6. Connect the external power supplies for the auxiliary scanner and the  
MS7220 to the power jacks on the two PowerLink cables.  
Before continuing verify that the powerlink cable is connected to the  
appropriate interface jack on the scanner. An incorrect cable  
connection can cause communication problems or potential damage to  
the scanner.  
7. Check the AC input requirements of both power supplies to make sure  
the voltage matches the AC outlets.  
8. Snap on the cable cover.  
9. Connect AC power to the transformers. The outlets should be near the  
equipment and easily accessible.  
10. Configure the MS7220 for the appropriate interface configuration  
settings.*  
Continued on page 12.  
* The MS7220/host cable connection is interface dependent. Refer to the  
installation steps provided for the type of interface required for your  
application.  
Caution:  
To maintain compliance with applicable standards, all circuits connected to the scanner must meet the  
requirements for SELV (Safety Extra Low Voltage) according to EN 60950.  
To maintain compliance with standard CSA C22.2 No. 60950-00/UL 60950 and norm EN 60950, the power  
source should meet applicable performance requirements for a limited power source.  
11  
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INSTALLATION OF AN AUXILIARY SCANNER  
11. Configure the auxiliary scanner to send formatted data to the MS7220.  
Normal slave mode operation will only require reserve Code 32 to be  
set in the auxiliary scanner. The following bar code applies for all  
scanners, except the MS6720, to be used as an auxiliary scanner.  
Contact a Metrologic representative for information on the MS6720.  
Reserve Code 32  
³
1
2
4
8
1
7
12. Configure the MS7220 to activate the auxiliary port. Enable the  
auxiliary port and configure it to recognize slave formatted data with the  
following bar code:  
Enable Aux Port  
³
4
3
7
3
3
0
13. Turn on the host system.  
Figure 6: Auxiliary Scanner Setup  
12  
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SCANNER PARTS  
n Output Window  
o Red LED  
p Green LED  
q Speaker  
r Side Cover  
s Cable Door  
t Cable Jack Cover  
u Horizontal Mount Base  
v Multi-Function Button  
(see page 14)  
w Cable Connection Area  
Figure 7a: Scanner Parts  
Foam Insert  
Figure 7b: Scanner Parts  
13  
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THE MULTI-FUNCTION BUTTON  
Figure 8a: Multi-Function Button  
CHANGING THE BEEPER TONE  
A Short (<3 second) depression and the  
beeper tone will change. The new tone will  
be heard, followed by a short pause. Then  
two more of the new tones will be heard  
signifying the new setting has been stored in  
memory. The silent (no beep) tone is also  
selectable.  
Figure 8b: Changing the  
Beeper Tone  
PLACING THE UNIT IN SLEEP MODE  
Long (>3 seconds) depression  
Puts the scanner in the sleep mode.  
Figure 8c: Sleep mode  
WAKING THE UNIT FROM SLEEP MODE  
The next button depression will awaken the  
scanner for normal operation.  
Figure 8d: Normal Operation  
14  
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AUDIBLE INDICATORS  
When the MS7220 scanner is in operation, it provides audible feedback.  
These sounds indicate the status of the scanner. Eight settings are  
available for the tone of the beep (normal, 6 alternate tones and no tone).  
To change the tone, use the Multi-Function Button or refer to the  
MetroSelect® Programming Guide (MLPN 00-02407 or 00-02561).  
One Beep  
When the scanner first receives power, the green LED will turn  
on, the red LED will flash and the scanner will beep once.  
(The red LED will remain on for the duration of the beep.) The  
scanner is now ready to scan.  
When the scanner successfully reads a bar code, the red LED  
will flash and the scanner beeps once (if programmed to do  
so). If the scanner does not beep once and the red light does  
not flash, then the bar code has not been successfully read.  
Razzberry Tone  
This is a failure indicator. Refer to failure modes page 16.  
Three Beeps - during operation  
When placing the scanner in program mode, the red LED will  
flash while the scanner simultaneously beeps three times. The  
red and green LEDs will continue to flash until the unit exits  
program mode. Upon exiting program mode, the scanner will  
beep three times and the red LED will stop flashing.  
When configured, 3 beeps can also indicate a  
communications timeout during normal scanning mode.  
When using one-code-programming, the scanner will beep  
three times (the current selected tone), followed by a short  
pause, a high tone and a low tone. This tells the user that the  
single configuration bar code has successfully configured the  
scanner.  
Three beeps will also occur during a manual adjustment of the  
beeper tone. With each short depression of the Multi-Function  
Button, the new tone will be heard, followed by a short pause  
then two more of the new current tones.  
Three Beeps - on power up  
This is a failure indicator. Refer to failure modes page 16.  
15  
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FAILURE MODES  
Flashing Green and One Razzberry Tone  
This indicates the scanner has experienced a laser  
subsystem failure. Return the unit for repair at an  
authorized service center.  
Flashing Red and Green and Two Razzberry Tones  
This indicates the scanner has experienced a motor  
failure. Return the unit for repair at an authorized service  
center.  
Continuous Razzberry Tone with both LEDs off  
If, upon power up, the scanner emits a continuous  
razzberry tone, then the scanner has an electronic failure.  
Return the unit for repair at an authorized service center.  
Three Beeps - on power up  
If the scanner beeps 3 times on power up then, the  
nonvolatile memory that holds the scanner configuration  
has failed. Return the unit for repair at an authorized  
service center.  
16  
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VISUAL INDICATORS  
There is a red LED and a green LED on the front of the MS7220. When the  
scanner is on, the flashing or constant illumination of the LEDs indicates the  
status of the current scan and the scanner.  
No Red or Green LED  
The LEDs will not be illuminated if the scanner is not receiving  
power from the host or transformer.  
Steady Green  
When the laser is active, the green LED is illuminated. The  
green LED will remain illuminated until the laser is deactivated.  
During the power save mode, the laser will turn on and off.  
During this period, the green LED remains illuminated.  
Steady Green and Single Red Flash  
When the scanner successfully reads a bar code, the red LED  
will flash and the scanner will beep once. If the red LED does  
not flash or the scanner does not beep once, then the bar code  
has not been successfully read.  
Steady Green and Steady Red  
After a successful scan, the scanner transmits the data to the  
host device. Some communication modes require that the host  
inform the scanner when data is ready to be received. If the host  
is not ready to accept the information, the scanner’s red LED will  
remain on until the data can be transmitted.  
Flashing Green then Flashing Red  
This indicates the scanner is in program mode. A razzberry tone  
indicates that an invalid bar code has been scanned in this  
mode.  
or  
If the unit is in sleep mode, each LED will flash once every 15  
seconds.  
Steady Red, Green off  
This indicates the scanner may be waiting for communication  
from the host.  
17  
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LABELS  
Each scanner has a label on the back of the unit. The label contains  
information such as the model number, date of manufacture, and the serial  
number. Additional CE and caution information has been molded into the  
back of the case. The following is an example of the back of the case with  
the label and molded text.  
Figure 9: Back view of the case.  
MAINTENANCE  
Smudges and dirt can interfere with the proper scanning of a bar code.  
Therefore, the output window will need occasional cleaning.  
1. Spray glass cleaner onto lint free, non-abrasive cleaning cloth.  
2. Gently wipe the scanner window.  
18  
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DEPTH OF FIELD SPECIFICATIONS  
(BASED ON 100% UPC BAR CODES)  
Depth of Field (default)  
Figure 10: Top View of Depth of Field  
Figure 11: Side View of Depth of Field  
Specifications subject to change without notice.  
19  
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DEPTH OF FIELD BY MINIMUM BAR CODE ELEMENT WIDTH  
(BASED ON 100% UPC BAR CODES)  
Depth of Field (Default)  
Figure 12: Top View of Depth of Field  
Minimum Bar Code Element Width  
A
B
C
D
E
F
mm  
mils  
.13  
5.2  
.19  
7.5  
.26  
10.4  
.33  
13  
.48  
19  
.66  
26  
Specifications subject to change without notice.  
20  
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DEPTH OF FIELD BY MINIMUM BAR CODE ELEMENT WIDTH  
(BASED ON 100% UPC BAR CODES)  
Depth of Field (Default)  
Figure 13: Side View of Depth of Field  
Minimum Bar Code Element Width  
A
B
C
D
E
F
mm  
mils  
.13  
5.2  
.19  
7.5  
.26  
10.4  
.33  
13  
.48  
19  
.66  
26  
Specifications subject to change without notice.  
21  
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TROUBLESHOOTING GUIDE  
The following guide is for reference purposes only. Contact a Metrologic  
representative at 1-800-ID-METRO or 1-800-436-3876 to preserve the  
limited warranty terms.  
MS7220 Series Troubleshooting Guide  
SYMPTOMS  
POSSIBLE CAUSE(S)  
SOLUTION  
All Interfaces  
No LEDs, beep  
or motor spin  
No power is being  
supplied to the  
scanner  
Check transformer, outlet  
and power strip. Make sure  
the cable is plugged into the  
scanner  
No LEDs, beep  
No power is being  
supplied to the  
scanner from host  
Some host systems cannot  
supply enough current to  
power ArgusScan™. Use  
the power supply included  
with the scanner.  
3 beeps on  
power up  
Non-volatile RAM  
failure  
Contact a Metrologic  
Representative, if the unit  
will not hold the  
programmed configuration  
Continuous  
razz tone on  
power up  
RAM or ROM failure  
VLD failure  
Contact a Metrologic  
Representative, if the unit  
will not function  
Razz tone and  
green LED flash  
at power up  
Contact a Metrologic  
Representative  
Razz tone and  
both LEDs flash  
at power up  
Scanner motor failure  
Contact a Metrologic  
Representative  
Multiple scans  
upon  
Same symbol timeout  
set too short  
Adjust same symbol timeout  
for a longer time  
presentation of  
code  
The unit powers Beeper disabled. No  
Enable beeper. Select tone  
up, but does  
not scan and/or  
beep  
tone selected  
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TROUBLESHOOTING GUIDE (CONTINUED)  
SYMPTOMS POSSIBLE CAUSE(S)  
The unit powers Scanning a particular  
SOLUTION  
UPC/EAN, Code 39,  
interleaved 2 of 5, Code 93,  
Code 128 and Codabar are  
enabled by default. Verify  
that the type of bar code  
being read has been  
selected  
up, but does  
not scan and/or  
beep  
symbology that is not  
enabled  
The unit powers The scanner has been Verify that the bar code that  
up, but does  
not scan and/or  
beep  
programmed for a  
character length lock,  
or a minimum length  
and bar code being  
scanned does not  
satisfy the  
is being scanned falls into  
the criteria.  
(Typical of Non-UPC/EAN  
codes. The scanner  
defaults to a minimum of 4  
character bar code.)  
programmed criteria  
The unit scans  
a bar code, but  
locks up after  
the first scan  
(red LED stays  
on)  
The scanner is  
configured to support  
some form of host  
handshaking but is not D/E, verify that the host  
receiving the signal  
If the scanner is setup to  
support ACK/NAK,  
RTS/CTS, XON/XOFF or  
cable and host are  
supporting the handshaking  
properly  
The unit scans,  
but the data  
transmitted to  
the host is  
The scanner’s data  
format does not match data format matches that  
the host system  
requirements  
Verify that the scanner’s  
required by the host. Make  
sure that the scanner is  
connected to the proper  
host port  
incorrect  
Scanner beeps  
at some bar  
codes and NOT  
for others of the  
same bar code  
symbology  
The print quality of the  
bar code is suspect  
Check print mode. The type  
of printer could be the  
problem. Change print  
settings. For example  
change to econo mode or  
high speed  
Also check character  
length lock.  
Scanner beeps  
at some bar  
codes and NOT tolerance  
for others of the  
The aspect ratio of the Check print mode. The type  
bar code is out of  
of printer could be the  
problem. Change print  
settings. ie change to econo  
mode or high speed  
same bar code  
symbology  
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TROUBLESHOOTING GUIDE (CONTINUED)  
SYMPTOMS  
POSSIBLE CAUSE(S)  
SOLUTION  
Scanner beeps  
at some bar  
codes and NOT incorrectly  
for others of the  
The bar code may  
have been printed  
Check if it is a check  
digit/character/or border  
problem  
same bar code  
symbology  
Scanner beeps  
at some bar  
The scanner is not  
configured correctly  
Check if check digits are set  
properly  
codes and NOT for this type of bar  
for others of the code  
same bar code  
symbology  
Scanner beeps  
at some bar  
The minimum symbol  
length setting does not minimum symbol length is  
Check if the correct  
codes and NOT work with the bar code set  
for others of the  
same bar code  
symbology  
Keyboard Wedge Only  
The unit scans  
the bar code  
but there is no  
data  
Configuration is not  
correct  
Make sure the scanner is  
configured for the  
appropriate mode.  
The unit scans  
but the data is  
not correct  
Configuration is not  
correct  
Make sure that the proper  
PC type AT, PS2 or XT is  
selected. Verify correct  
country code and data  
formatting are selected.  
Adjust intercharacter delay  
SYMPTOM  
The unit is  
transmitting  
each character  
Configuration is not  
correct  
Increase the interscan code  
delay setting. Adjust  
whether the F0 break is  
transmitted. It may be  
necessary to try this in both  
settings.  
24  
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TROUBLESHOOTING GUIDE (CONTINUED)  
SYMPTOMS  
POSSIBLE CAUSE(S)  
SOLUTION  
Alpha  
Enable Caps Lock detect  
setting of the scanner to  
detect whether the PC is  
operating in Caps Lock  
characters  
show as lower  
case  
Computer is in Caps  
Lock mode  
Everything  
These characters may  
not be supported by  
that country’s key look  
up table  
works except  
for a couple of  
characters  
Try operating the scanner in  
Alt mode  
RS-232 Only  
The unit is  
transmitting  
each character  
Configuration is not  
correct  
Increase the interscan code  
delay setting. Adjust  
whether the F0 break is  
transmitted. It may be  
necessary to try this in both  
settings.  
Alpha  
Computer is in Caps  
Lock mode  
Enable Caps Lock detect  
setting of the scanner to  
detect whether the PC is  
operating in Caps Lock  
characters  
show as lower  
case  
Everything  
These characters may  
not be supported by  
that country’s key look  
up table  
Try operating the scanner in  
Alt mode  
works except  
for a couple of  
characters  
Power-up OK  
and scans OK  
but does not  
communicate  
properly to the  
host  
Com port at the host is Check to make sure that the  
not working or  
configured properly  
baud rate and parity of the  
scanner and the  
communication port match  
and the program is looking  
for “RS-232" data  
Power-up OK  
and scans OK  
but does not  
communicate  
properly to the  
host  
Cable not connected  
to the proper com port  
Check to make sure that the  
baud rate and parity of the  
scanner and the  
communication port match  
and the program is looking  
for “RS-232" data  
25  
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TROUBLESHOOTING GUIDE (CONTINUED)  
SYMPTOMS  
POSSIBLE CAUSE(S)  
SOLUTION  
Power-up OK  
and scans OK  
but does not  
communicate  
properly to the  
host.  
Com port not  
operating properly.  
Check to make sure that the  
baud rate and parity of the  
scanner and the  
communication port match  
and the program is looking  
for “RS-232" data.  
The host is  
receiving data but may not be configured  
the data does not for the same interface  
The scanner and host  
Check that the scanner and  
the host are configured for  
the same interface font.  
look correct.  
font.  
Characters are  
being dropped.  
Intercharacter delay  
needs to be added to  
Add some intercharacter  
delay to the transmitted  
the transmitted output. output by using the  
MetroSelect® Programming  
Guide MLPN 00-02407.  
Slave operation with any interface  
Trouble with the  
Slave Scanner.  
Refer to the user guide  
provided with the slave  
scanner.  
Cable [MLPN 54-54667] Ensure slave scanner is  
may not be connected  
to the proper port.  
connected to the MS7220  
com port marked “Aux” port.  
Slave Scanner  
powers up but  
data is not  
relayed to the  
host.  
* The MS7220 must be  
programmed to enable the  
“Aux” port.  
The “Aux” com port  
may not be operating  
properly.  
The slave scanner must be  
configured to send “slave”  
formatted data (reserve  
code 32).  
* Use MetroSet®.  
For the Auxiliary interface, choose “HoloTrak Decode”. All remaining  
parameters will be automatically chosen.  
26  
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RS232 DEMONSTRATION PROGRAM  
If an RS232 scanner is not communicating with your IBM compatible PC,  
key in the following BASIC program to test that the communication port  
and scanner are working. This program is for demonstration purposes  
only. It is only intended to prove that cabling is correct, the com port is  
working, and the scanner is working. If the bar code data displays on the  
screen while using this program, it only demonstrates that the hardware  
interface and scanner are working. At this point, investigate whether the  
application software and the scanner configuration match. If the  
application does not support RS-232 scanners, a software wedge  
program that will take RS-232 data and place it into a keyboard buffer  
may be needed. This program tells the PC to ignore RTS-CTS, Data Set  
Ready (DSR) and Data Carrier Detect (DCD) signals. If the  
demonstration program works and yours still does not, jumper RTS to  
CTS and Data Terminal Reading (DTR) to DCD and DSR on the back of  
your PC.  
10  
20  
CLS  
ON ERROR GOTO 100  
30  
35  
40  
OPEN “COM1:9600,S,7,1,CS0,DS0,CD0,LF” AS #1  
PRINT “SCAN A FEW BAR CODES”  
LINE INPUT #1, BARCODE$  
50  
PRINT BARCODE$  
60  
K$ = INKEY$: IF K$ = CHR$(27) THEN GOTO 32766  
GOTO 40  
PRINT “ERROR NO.”; ERR; “ PRESS ANY KEY TO TERMINATE.”  
K$ = INKEY$: IF K$ = “” THEN GOTO 110  
70  
100  
110  
32766 CLOSE: SYSTEM  
32767 END  
27  
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APPLICATIONS AND PROTOCOLS  
The model number on each scanner includes the scanner number and  
factory default communications protocol.  
Version  
Identifier  
Scanner  
Communication Protocol(s)  
RS232, Light Pen, Keyboard Wedge, Stand-  
Alone Keyboard, OCIA, Low Speed Option  
12  
7220  
The MS7220 with Built-in PC Keyboard Wedge Interface is designed to be  
used for keyboard emulation only. Many RS-232 programmable functions  
available in other Metrologic scanners are also available as keyboard wedge  
functions.  
The following are the most important selectable options specific to the  
keyboard wedge.  
Keyboard Type  
** AT (includes IBM® PS2 models 50, 55, 60, 80)  
XT  
IBM PS2 (includes models 30, 70, 8556)  
Keyboard Country Type  
** USA  
French  
Italian  
Belgium  
Japanese  
United Kingdom  
German  
Spanish  
Swiss  
** Refer to pages 31-36 for complete information on the factory default  
settings. Refer to the MetroSelect® Programming Guide  
(MLPN 00-02407 or 00-02561) or MetroSet® 2’s help files for information  
on how to change the default settings.  
28  
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DESIGN SPECIFICATIONS  
MS7220 DESIGN SPECIFICATIONS  
OPERATIONAL  
Light Source: VLD 650 ± 10 nm  
Laser Power: 0.678 mW maximum  
Depth of Field: 0 mm to 215 mm 8.5" at default (programmable)  
Scan Speed: 2000 scans/second  
Scan Pattern: 5 fields of 4 parallel lines (omnidirectional)  
Scan Lines: 20  
Min Bar Width: 0.13 mm (5.2 mil)  
Autodiscriminates all standard bar codes; for  
Decode Capability:  
other symbologies call Metrologic  
PC Keyboard Wedge, RS-232, OCIA, Light Pen,  
System Interfaces:  
Stand Alone PC Keyboard  
Print Contrast: 35% minimum reflectance difference  
No. Characters up to 80 data characters(Maximum number will  
Read: vary based on symbology and density)  
Roll, Pitch, Yaw: 360°, 60°, 60°  
Beeper Operation: 7 tones or no beep  
green = laser on, ready to scan  
Indicators (LED):  
red = good read, decoding  
MECHANICAL  
Height: 123 mm (4.8")  
Depth: 65mm (2.6")  
Width: 168 mm (6.6")  
Weight: 0.91 Kg (2 lbs)  
Termination: Four 10-pin modular RJ45 Jacks  
Standard 2.1m (7’) straight; optional 2.7m (9')  
Cable:  
coiled; for other cables call Metrologic  
Specifications subject to change without notice  
29  
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DESIGN SPECIFICATIONS  
MS7220 DESIGN SPECIFICATIONS  
ELECTRICAL  
Input Voltage: 5.2VDC ± 0.25V  
Power: 1.9 W  
Operating Current: 360 mA  
DC Transformers: Class II; 5.2 V @ 650 mA  
CDRH: Class IIa; EN 60825-1: 1994/A11:1996  
Class 1  
Laser Class:  
EMC: FCC, ICES-003 & EN 55022 Class A  
ENVIRONMENTAL  
Operating Temperature: 0°C to 40°C (32°F to 104°F)  
Storage Temperature: -40°C to 60°C (-40°F to 140°F)  
Humidity: 5% to 95% relative humidity, non-condensing  
Light Levels: 4842 LUX (450 foot candles)  
Sealed to resist airborne particulate  
Contaminants:  
contaminants  
Ventilation: None required  
Specifications subject to change without notice.  
30  
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DEFAULT SETTINGS  
Many functions of the scanner can be "programmed" - that is, enabled or  
disabled. The scanner is shipped from the factory programmed to a set of  
default conditions. The default parameter of the scanner has an asterisk  
( * ) in the charts on the following pages. If an asterisk is not in the default  
column then the default setting is Off or Disabled. Every communication  
does not support every parameter. If the communication supports a  
parameter listed in the charts on the following pages, a check mark will  
appear.  
Light  
Pen  
IBM  
46XX  
Parameter  
Default  
OCIA  
RS-232  
KBW  
UPC/EAN  
*
*
*
*
*
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
Code 128  
Code 93  
Codabar  
Interleaved 2 of 5 (ITF)  
MOD 10 Check on ITF  
Code 11  
Code 39  
*
Full ASCII Code 39  
MOD 43 Check on  
Code 39  
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
MSI-Plessey  
MSI-Plessey 10/10  
Check Digit  
MSI-Plessey MOD 10  
Check Digit  
*
a
a
a
a
a
Paraf Support  
a
a
a
a
a
a
a
a
a
a
ITF Symbol Lengths  
Variable  
Minimum Symbol  
Length  
4
None  
*
a
a
a
a
a
a
a
a
a
Symbol Length Lock  
Bars High as Code 39  
Spaces High as Code 39  
Bars High as Scanned  
a
a
a
a
Spaces High as  
Scanned  
a
DTS/SIEMENS  
a
31  
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DEFAULT SETTINGS (CONTINUED)  
Light  
Pen  
IBM  
46XX  
Parameter  
Default  
OCIA  
RS-232  
KBW  
DTS/NIXDORF  
NCR F  
*
a
a
a
NCR S  
Poll Light Pen Source  
Beeper Tone  
a
a
a
a
Normal  
a
a
a
a
a
a
a
a
a
a
a
a
Beep/Transmit  
Sequence  
Before  
Transmit  
Communication Timeout  
None  
Razzberry Tone on  
Timeout  
a
a
a
a
a
Three Beeps on Timeout  
No Beeps on Timeout  
Enter Power Save Mode  
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
*
10 mins.  
Same Symbol Rescan  
Timeout: 200 msecs  
a
a
a
a
a
Same Symbol Rescan  
Timeout: 500 msecs  
Programmable in 50  
msec steps (MAX 6.35  
seconds)  
*
a
a
a
a
a
Same Symbol Rescan  
Timeout: 1250 msecs  
a
a
a
a
a
a
a
a
a
a
Same Symbol Rescan  
Timeout: 2000 msecs  
Intercharacter Delay  
Programmable in 1 msec  
steps  
1 msecs  
10 msecs  
in KBW  
a
a
a
a
(MAX 255 msecs)  
Number of Scan Buffers  
1
a
a
a
a
a
a
a
a
a
a
Transmit UPC-A Check  
Digit  
*
Transmit UPC-E Check  
Digit  
a
a
a
a
a
a
a
a
a
a
a
Expand UPC-E  
a
a
Convert UPC-A to  
EAN-13  
Transmit Lead Zero on  
UPC-E  
a
a
a
a
a
32  
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DEFAULT SETTINGS (CONTINUED)  
Light  
Pen  
IBM  
46XX  
Parameter  
Default  
OCIA  
RS-232  
KBW  
Convert EAN-8 to EAN-  
13  
a
a
a
a
a
a
a
a
Transmit UPC-A Number  
System  
*
a
Transmit UPC-A  
Manufacturer ID#  
*
*
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
Transmit UPC-A Item ID#  
Transmit Codabar  
Start/Stop Characters  
CLSI Editing (Enable)  
Transmit Mod 43 Check  
Digit on Code 39  
Transmit Code 39  
Stop/Start Characters  
a
a
a
a
Transmit Mod 10/ITF  
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
Transmit MSI-Plessey  
Check Characters  
Parity  
Space  
9600  
Baud Rate  
8 Data Bits  
7 Data Bits  
*
Transmit Sanyo ID  
Characters  
a
a
a
a
a
a
a
a
Nixdorf ID  
LRC Enabled  
UPC Prefix  
UPC Suffix  
Transmit AIM ID  
Characters  
STX Prefix  
ETX Suffix  
33  
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DEFAULT SETTINGS (CONTINUED)  
Light  
Pen  
IBM  
46XX  
Parameter  
Default  
OCIA  
RS-232  
KBW  
Carriage Return  
*
*
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
Line Feed - disabled by  
default in KBW  
Tab Prefix  
Tab Suffix  
"DE" Disable Command  
"FL" Laser Enable  
Command  
DTR Handshaking  
Support  
RTS/CTS Handshaking  
Character RTS/CTS  
Message RTS/CTS  
*
XON/XOFF  
Handshaking  
ACK/NAK  
as  
code  
39  
as  
code  
39  
as  
code  
39  
Two Digit Supplements  
a
a
a
a
a
a
a
a
a
Five Digit Supplements  
Bookland 978  
a
a
Bookland 977 (2 digit)  
Supplemental  
Requirement  
a
a
a
a
a
Supplements are not  
Required  
*
*
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
Two Digit Redundancy  
Five Digit Redundancy  
100 msec to Find  
Supplement  
Programmable in 100  
msec steps (MAX 800  
msec)  
*
a
a
a
a
a
34  
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DEFAULT SETTINGS (CONTINUED)  
Light  
Pen  
IBM  
46XX  
Parameter  
Default  
OCIA  
RS-232  
KBW  
as  
code  
39  
Coupon Code 128  
a
a
a
a
a
a
a
a
a
a
Programmable Code  
Lengths  
7 avail.  
a
Programmable Prefix  
Characters  
10 avail.  
Suffix Characters  
Prefixes for individual  
Code Types  
Editing  
a
a
a
a
a
a
a
Inter Scan-Code Delay  
Programmable (100 µsec  
steps)  
800 µsec  
Function/Control Key  
Support  
Minimum Element Width  
Programmable in 5.6  
µsec steps  
1 msec  
Depth of Field  
Variable Depth of Field  
Normal Depth of Field  
Extended Depth of Field  
Long Depth of Field  
*
*
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
*
Ultra Close Depth of  
Field  
35  
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DEFAULT SETTINGS (CONTINUED)  
Default settings for “Aux” interface  
The slave scanner and the MS7220 always communicate via RS232. Data  
is relayed to the host via various primary interfaces.  
Light  
Pen  
IBM  
46XX  
Parameter  
Default  
38400  
OCIA  
RS-232  
KBW  
Aux Baud Rate  
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
Aux parity  
space  
Aux data bits  
7
2
Aux stop bits  
Aux character RTS  
Aux message RTS  
Aux Ack/Nak  
*
*
*
Aux Xon/Xoff  
Aux D/E commands  
Aux M/O commands  
Aux F/L commands  
Aux Intercharacter Delay  
Aux Port Data Format  
1 msec  
None  
(Disabled)  
36  
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MS7220 STANDS  
Vertical Stand Kit [ MLPN 46-46405 ]  
See page 38 for installation instructions.  
Kit Includes:  
a. #8 x 1 round head wood screw  
b. M3 x .5 x 6mm pan head screw  
c. Vertical base cover  
d. Cable door  
[ MLPN 18-18057 ]  
[ MLPN 18-18670 ]  
[ MLPN 36-00363 ]  
[ MLPN 18-18057 ]  
Qty. 4  
Qty. 3  
Qty. 1  
Qty. 2  
Tools required for installation:  
Flat head screw driver  
Phillips head screw driver  
¼”-20 wrench  
Drill with #39 drill bit (Needed for hard mount installation only)  
Optional Flex Stand Kit [ MLPN 46-46404 ]  
See page 39 for installation instructions.  
Kit Includes:  
a. Long coupler  
b. Bearing plate  
c. Bellows  
d. Flex pole  
e. ¼ -20 x 3/8 pan head screw  
[ MLPN 36-00324 ]  
Qty. 1  
Qty. 1  
Qty. 1  
Qty. 1  
Qty. 1  
[ MLPN 36-00501 ]  
[ MLPN 36-36615 ]  
[ MLPN 36-00351 ]  
[ MLPN 18-18602 ]  
Tools required for installation:  
Flat head screw driver  
Phillips head screw driver  
¼”-20 wrench  
Drill with #39 drill bit (Needed for hard mount installation only)  
37  
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MS7220 STANDS  
Vertical Stand Installation [ MLPN 46-46405 ]  
Remove the three screws  
securing the cable cover to the  
unit and slide it up and off the  
scanner. Disconnect the cable  
and slide the horizontal stand  
up and off the unit.  
Disassemble the horizontal stand and  
remove the horizontal cover plate.  
Mounting the MS7220: Peel off the base plate’s tape backing and affix it to the  
countertop or drill four #39 pilot holes and secure the base plate to the countertop  
with the four #8 wood screws provided.  
Replace the horizontal base  
cover with the vertical base cover  
[ 36-00363 ] then reassemble.  
Move the side cover from the vertical  
to the horizontal position on the unit.  
Slide the vertical stand onto the  
unit.  
Reattach the cable and secure the cable  
cover with the three M3 screws.  
38  
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MS7220 STANDS  
Optional Flexible Stand Installation [ MLPN 46-46404 ]  
Remove the three screws  
securing the cable cover to the  
unit and slide it up and off the  
scanner. Disconnect the cable  
and slide the horizontal stand  
up and off the unit.  
Disassemble the horizontal stand. Remove  
the lock nut and the short coupler. They will  
not be used on the flex stand.  
Mounting the MS7220: Peel off the base plate’s tape backing and affix it to the  
countertop or drill four #39 pilot holes and secure the base plate to the  
countertop with the four #8 wood screws provided.  
Slide the bearing plate over the  
stud on the base plate then  
attach the flex pole.  
Slide the bellows over the flex pole and  
cable. Position the long coupler over the  
top of the bellows. Secure the long coupler  
in place with the ¼-20 pan head screw  
provided then position the foam insert over  
the screw head.  
Slide the flex stand on the unit.  
Reconnect the cable and secure the cable  
cover with the three M3 screws.  
39  
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SCANNER AND CABLE TERMINATIONS  
Scanner Pinout Connections  
The MS7220 scanner interfaces terminate to 10-pin modular jacks located  
on the back of the unit. The serial # label indicates the interface enabled  
when the scanner is shipped from the factory.  
MS7220-12  
OCIA  
Pin  
1
Function  
Ground  
2
RS-232 Transmit Output  
RS-232 Receive Input  
RDATA  
3
4
5
RDATA Return  
Clock in  
6
7
Clock out  
Clock in Return/Clock out  
Rtrn  
8
9
+5VDC  
10  
Shield Ground  
MS7220-12 Keyboard Wedge  
MS7220-12  
RS-232 or Light Pen  
or  
Stand-Keyboard  
Pin  
Function  
Pin  
1
Function  
Ground  
1
2
Ground  
RS-232 Transmit Output  
RS-232 Receive Input  
PC Data  
2
RS-232 Transmit Output  
RS-232 Receive Input  
RTS Output  
3
3
4
4
5
PC Clock  
5
CTS Input  
6
KB Clock  
6
DTR Input/LTPN Source  
Reserved  
7
PC +5V  
7
8
KB Data  
8
LTPN Data  
9
+5VDC  
9
+5VDC  
10  
Shield Ground  
10  
Shield Ground  
Continued next page  
40  
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SCANNER AND CABLE TERMINATIONS (CONTINUED)  
MS7220  
Auxilary Port RS232 IN Only  
Pin  
1
Function  
Ground  
2
RS-232 Receive Input  
3
RS-232 Transmit Output  
4
5
6
RTS in  
CTS out  
NC  
7
NC  
8
NC  
9
NC  
10  
NC  
Cable Connector Configurations  
“Standard” PowerLink cable  
9
5
9-pin D-type female connector to the PC  
Pin  
1
Function  
Shield Ground  
2
3
4
RS-232 Transmit Output  
RS-232 Receive Input  
DTR Input  
6
1
9-Pin D-Type Connector  
5
6
Power/Signal Ground  
Reserved  
7
CTS Input  
8
RTS Output  
9
+5VDC  
Stand Alone Keyboard  
Powerlink Cable  
2
1
4
3
6-pin male mini-DIN connector to the PC  
6
5
Pin  
1
2
Function  
PC Data  
NC  
6-Pin Male Mini-DIN Connector  
3
Power Ground  
4
+5VDC PC Power to KB  
5
6
PC Clock  
NC  
41  
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SCANNER AND CABLE TERMINATIONS (CONTINUED)  
Cable Connector Configuration  
The PowerLink cable is terminated with a 5-pin DIN female connector  
on one end, and a 6-pin mini DIN male on the other.  
2
4
5
2
1
1
3
4
3
6
5
PowerLink Cable  
5-Pin DIN, Female  
6-Pin DIN, Male  
Metrologic will supply an adapter cable with a 5-pin DIN male  
connector on one end and a 6-pin mini DIN female connector on the  
other.  
2
4
5
1
2
3
1
3
4
5
6
Adapter Cable  
5-Pin Din, Male  
6-pin Mini Din, Female  
According to the termination required, connect the appropriate end of  
the adapter cable to the PowerLink cable, leaving the necessary  
termination exposed for connecting to the keyboard and the keyboard  
port on the PC. The pin assignments are as follows:  
PowerLink Cable  
Adapter Cable  
5-pin Female DIN  
Function  
Keyboard Clock  
Keyboard Data  
No Connect  
5-pin Male DIN  
Function  
PC Clock  
Pin  
1
2
3
4
Pin  
1
2
3
4
PC Data  
No Connect  
Power Ground  
+5 Volts DC  
Power Ground  
+5 Volts DC  
5
5
6-pin Male Mini-DIN  
6-pin Female Mini-DIN  
Pin  
Function  
Keyboard Data  
No Connect  
Power Ground  
+5 Volts DC  
PC Clock  
Pin  
Function  
Keyboard Data  
No Connect  
Power Ground  
+5 Volts DC  
1
2
3
4
5
6
1
2
3
4
5
6
Keyboard Clock  
No Connect  
No Connect  
42  
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LIMITED WARRANTY  
The MS7220 scanners are manufactured by Metrologic at its Blackwood, New Jersey,  
U.S.A. facility. The MS7220 scanners have a two (2) year limited warranty from the  
date of manufacture. Metrologic warrants and represents that all MS7220 scanners  
are free of all defects in material, workmanship and design, and have been produced  
and labeled in compliance with all applicable U.S. Federal, state and local laws,  
regulations and ordinances pertaining to their production and labeling.  
This warranty is limited to repair, replacement of Product or refund of Product price at  
the sole discretion of Metrologic. Faulty equipment must be returned to the Metrologic  
facility in Blackwood, New Jersey, U.S.A. or Puchheim, Germany. To do this, contact  
Metrologic’s Customer Service/Repair Department to obtain a Returned Material  
Authorization (RMA) number.  
In the event that it is determined the equipment failure is covered under this  
warranty, Metrologic shall, at its sole option, repair the Product or replace the  
Product with a functionally equivalent unit and return such repaired or replaced  
Product without charge for service or return freight, whether distributor,  
dealer/reseller, or retail consumer, or refund an amount equal to the original  
purchase price.  
This limited warranty does not extend to any Product which, in the sole judgement of  
Metrologic, has been subjected to abuse, misuse, neglect, improper installation, or  
accident, nor any damage due to use or misuse produced from integration of the  
Product into any mechanical, electrical or computer system. The warranty is void if  
the case of Product is opened by anyone other than Metrologic’s repair department  
or authorized repair centers.  
THIS LIMITED WARRANTY, EXCEPT AS TO TITLE, IS IN LIEU OF ALL OTHER  
WARRANTIES OR GUARANTEES, EITHER EXPRESS OR IMPLIED, AND  
SPECIFICALLY EXCLUDES, WITHOUT LIMITATION, WARRANTIES OF  
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE UNDER THE  
UNIFORM COMMERCIAL CODE, OR ARISING OUT OF CUSTOM OR CONDUCT.  
THE RIGHTS AND REMEDIES PROVIDED HEREIN ARE EXCLUSIVE AND IN  
LIEU OF ANY OTHER RIGHTS OR REMEDIES. IN NO EVENT SHALL  
METROLOGIC BE LIABLE FOR ANY INDIRECT OR CONSEQUENTIAL  
DAMAGES, INCIDENTAL DAMAGES, DAMAGES TO PERSON OR PROPERTY,  
OR EFFECT ON BUSINESS OR PROPERTY, OR OTHER DAMAGES OR  
EXPENSES DUE DIRECTLY OR INDIRECTLY TO THE PRODUCT, EXCEPT AS  
STATED IN THIS WARRANTY. IN NO EVENT SHALL ANY LIABILITY OF  
METROLOGIC EXCEED THE ACTUAL AMOUNT PAID TO METROLOGIC FOR  
THE PRODUCT. METROLOGIC RESERVES THE RIGHT TO MAKE ANY  
CHANGES TO THE PRODUCT DESCRIBED HEREIN.  
Corporate Headquarters  
Metrologic Instruments, Inc.  
90 Coles Road  
Customer Service: 1-800-ID-METRO  
Tel: 856-228-8100  
Blackwood, NJ 08012-4683  
Fax: 856-228-6673  
Germany  
Metrologic Instruments GmbH  
Dornierstrasse 2  
Tel: 49-89-89019-0  
Fax: 49-89-89019-200  
82178 Puchheim b.  
Munich, Germany  
43  
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NOTICES  
Notice  
This equipment has been tested and found to comply with limits for a Class A digital device,  
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection  
against harmful interference when the equipment is operated in a commercial environment. This  
equipment generates, uses and can radiate radio frequency energy and, if not installed and used in  
accordance with the instruction manual, may cause harmful interference to radio communications.  
Operation of this equipment in a residential area is likely to cause harmful interference, in which  
case the user will be required to correct the interference at his own expense. Any unauthorized  
changes or modifications to this equipment could void the users authority to operate this device.  
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two  
conditions: (1) This device may not cause harmful interference, and (2) this device must accept any  
interference received, including interference that may cause undesired operation.  
Notice  
This Class A digital apparatus complies with Canadian ICES-003.  
Remarque  
Cet appareil numérique de la classe A est conforme à la norme NMB-003 du Canada.  
Caution  
Use of controls or adjustments or performance of procedures other than those specified herein may  
result in hazardous laser light exposure. Under no circumstances should the customer attempt to  
service the laser scanner. Never attempt to look at the laser beam, even if the scanner appears to be  
nonfunctional. Never open the scanner in an attempt to look into the device. Doing so could result in  
hazardous laser light exposure. The use of optical instruments with the laser equipment will increase  
eye hazard.  
Atención  
La modificación de los procedimientos, o la utilización de controles o ajustes distintos de los  
especificados aquí, pueden provocar una luz de láser peligrosa. Bajo ninguna circunstancia el  
usuario deberá realizar el mantenimiento del láser del escáner. Ni intentar mirar al haz del láser  
incluso cuando este no esté operativo. Tampoco deberá abrir el escáner para examinar el aparato.  
El hacerlo puede conllevar una exposición peligrosa a la luz de láser. El uso de instrumentos  
ópticos con el equipo láser puede incrementar el riesgo para la vista.  
Attention  
L'emploi de commandes, réglages ou procédés autres que ceux décrits ici peut entraîner de graves  
irradiations. Le client ne doit en aucun cas essayer d'entretenir lui-même le scanner ou le laser.  
Ne regardez jamais directement le rayon laser, même si vous croyez que le scanner est inactif.  
N'ouvrez jamais le scanner pour regarder dans l'appareil. Ce faisant, vous vous exposez à une  
rayonnement laser qú êst hazardous. L'emploi d'appareils optiques avec cet équipement laser  
augmente le risque d'endommagement de la vision.  
Achtung  
Die Verwendung anderer als der hier beschriebenen Steuerungen, Einstellungen oder Verfahren  
kann eine gefährliche Laserstrahlung hervorrufen. Der Kunde sollte unter keinen Umständen  
versuchen, den Laser-Scanner selbst zu warten. Sehen Sie niemals in den Laserstrahl, selbst wenn  
Sie glauben, daß der Scanner nicht aktiv ist. Öffnen Sie niemals den Scanner, um in das Gerät  
hineinzusehen. Wenn Sie dies tun, können Sie sich einer gefährlichen Laserstrahlung aussetzen.  
Der Einsatz optischer Geräte mit dieser Laserausrüstung erhöht das Risiko einer Sehschädigung.  
Attenzione  
L’utilizzo di sistemi di controllo, di regolazioni o di procedimenti diversi da quelli descritti nel  
presente Manuale può provocare delle esposizioni a raggi laser rischiose. Il cliente non deve  
assolutamente tentare di riparare egli stesso lo scanner laser. Non guardate mai il raggio laser,  
anche se credete che lo scanner non sia attivo. Non aprite mai lo scanner per guardare dentro  
l’apparecchio. Facendolo potete esporVi ad una esposizione laser rischiosa. L’uso di apparecchi  
ottici, equipaggiati con raggi laser, aumenta il rischio di danni alla vista.  
44  
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NOTICES (CONTINUED)  
European Standard  
Warning  
This is a class A product. In a domestic environment this product may cause radio  
interference in which case the user may be required to take adequate measures.  
Funkstöreigenschaften nach EN 55022:1998  
Warnung!  
Dies ist eine Einrichtung der Klasse A. Diese Einrichtung kann im Wohnbereich  
Funkstörungen verursachen; in diesem fall kann vom Betrieber verlangt werden,  
angemessene Maßnahmen durchführen.  
Standard Europeo  
Attenzione  
Questo e’ un prodotto di classe A. Se usato in vicinanza di residenze private  
potrebbe causare interferenze radio che potrebbero richiedere all’utilizzatore  
opportune misure.  
Attention  
Ce produit est de classe “A”. Dans un environnement domestique, ce produit peut  
être la cause d’interférences radio. Dans ce cas l’utiliseteur peut être amené à  
predre les mesures adéquates.  
PATENTS  
“Patent Information  
This METROLOGIC product may be covered by one or more of the following U.S.  
Patents:  
U.S. Patent No.;  
4,960,985; 5,081,342; 5,216,232; 5,260,553; 5,340,971; 5,343,027; 5,557,093;  
5,627,359; 5,637,852; 5,661,292; 5,686,717; 5,777,315; 5,789,731; 5,828,049;  
6,029,894;  
4,360,798; 4,369,361; 4,387,297; 4,460,120; 4,496,831; 4,593,186; 4,607,156;  
4,673,805; 4,736,095; 4,758,717; 4,816,660; 4,845,350; 4,896,026; 4,923,281;  
4,933,538; 4,992,717; 5,081,342; 5,015,833; 5,017,765; 5,059,779; 5,117,098;  
5,124,539; 5,130,520; 5,132,525; 5,140,144; 5,149,950; 5,180,904; 5,200,599;  
5,229,591; 5,247,162; 5,250,790; 5,250,791; 5,250,792; 5,260,553; 5,262,628;  
5,280,162; 5,280,164; 5,304,788; 5,321,246; 5,324,924; 5,340,973; 5,396,053;  
5,396,055; 5,408,081; 5,410,139; 5,424,525; 5,436,440; 5,449,891; 5,468,949;  
5,468,951; 5,479,000; 5,484,992; 5,525,789; 5,528,024; 5,532,469; 5,545,889;  
5,591,953; 5,616,908; 5,627,359  
No license right or sublicense is granted, either expressly or by implication, estoppel, or  
otherwise, under any METROLOGIC or third party intellectual property rights (whether  
or not such third party rights are licensed to METROLOGIC), including any third party  
patent listed above, except for an implied license only for the normal intended use of  
the specific equipment, circuits, and devices represented by or contained in the  
METROLOGIC products that are physically transferred to the user, and only to the  
extent of METROLOGIC’S license rights and subject to any conditions, covenants and  
restrictions therein.”  
Other worldwide patents pending.  
45  
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INDEX  
A
M
Accessories ...............................1  
Adapter................................2, 42  
Audible.....................................15  
Autodiscriminates ....................29  
B
Bar Code .....................19, 20, 21  
Beep ..................................15, 32  
C
Cable ... 2-9, 11-13, 26, 29, 38-42  
Caution ......................5, 6, 7, 8, 9  
Ce......................................44, 45  
Communication..................28, 32  
Connector..........................41, 42  
Customer Service................2, 43  
D
Decode Capability ...................29  
Default Settings ..................31-36  
Design Specifications ........29, 30  
E
Maintenance ............................18  
Mechanical...............................29  
Min Bar Width..........................29  
N
Normal Depth of Field..............35  
Notices...............................44, 45  
O
OCIA 1, 2, 5, 6, 28, 29, 31-36, 40  
Operating Current....................30  
Operation...........................29, 44  
Operational ..............................29  
Output Window........................13  
P
Parts ........................................13  
Patents.....................................45  
Port ....................................36, 41  
Programming Guide.1, 15, 26, 28  
Protocols..................................28  
R
Electrical..................................30  
Extended Depth of Field ..........35  
F
Failure Modes..........................16  
Function.................35, 40, 41, 42  
G
Ground.........................40, 41, 42  
H
Host .........................................11  
I
Indicators.....................15, 17, 29  
Input Voltage ...........................30  
Installation ..... 1, 5-7, 9-12, 37-39  
Interfaces...............5, 8, 9, 10, 22  
K
Keyboard Type ........................28  
Keyboard Wedge1, 2, 7, 28, 29,  
40  
Razzberry Tone ...........15, 16, 32  
RDATA.....................................40  
Repair ......................................43  
S
Scan Lines...............................29  
Scan Pattern............................29  
Scan Speed .............................29  
Specifications...19, 20, 21, 29, 30  
Stand .............1, 2, 29, 37, 38, 39  
Storage ....................................30  
System Interfaces....................29  
T
Termination..............................29  
Transformers ...........................30  
Troubleshooting................. 22-26  
V
Ventilation................................30  
Visual.......................................17  
Voltage................................... 5-9  
W
L
Labels......................................18  
LED............13, 15, 17, 22, 23, 29  
Light Levels .............................30  
Light Pen ....1, 2, 9, 10, 29-36, 40  
Light Source ............................29  
Warranty..................................43  
Weight .....................................29  
46  
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April 2002  
Printed in USA  
0 0 - 0 2 5 5 4 A  
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