Altinex Stereo Amplifier MT113 100 User Manual

MULTITASKER™  
MT113-100  
MT113-101  
MANUAL PART NUMBER: 400-0209-002  
MT113-100/101  
3-IN MIXER 1-OUT, + 15W  
STEREO AUDIO POWER AMPLIFIER CARD  
FOR MULTITASKER  
USER’S GUIDE  
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MULTITASKER™  
·
This equipment has been tested and found to  
comply with the 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  
PRECAUTIONS / SAFETY WARNINGS  
1
Please read this manual carefully before using your  
MT113-100/101. Keep this manual handy for future  
reference. These safety instructions are to ensure  
the long life of your MT113-100/101 and to prevent  
fire and shock hazard. Please read them carefully  
and heed all warnings.  
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 expense.  
1.1 GENERAL  
·
·
Qualified ALTINEX service personnel, or their  
authorized representatives must perform all  
service.  
To prevent fire or shock, do not expose this unit  
to rain or moisture. Do not place the  
MT113-100/101 in direct sunlight, near heaters  
or heat-radiating appliances, or near any liquid.  
Exposure to direct sunlight, smoke, or steam  
can harm internal components.  
·
Any changes or modifications to the unit not  
expressly approved by ALTINEX, Inc. could void  
the user’s authority to operate the equipment.  
·
·
·
·
Handle the MT113-100/101 carefully. Dropping  
or jarring can damage the card.  
Do not pull the cables that are attached to the  
MT113-100/101.  
Insert the card carefully into the slots of the  
MultiTasker without bending any edges.  
When removing a card, pull it halfway through to  
avoid damage to internal cables. If an expansion  
card is being removed, please make sure that  
the Main card to which it is attached is also  
pulled out simultaneously.  
1.3 CLEANING  
·
Clean only the connector area with a dry cloth.  
Never use strong detergents or solvents, such  
as alcohol or thinner. Do not use a wet cloth or  
water to clean the card. Do not clean or touch  
any component or PCB.  
1.4 FCC / CE NOTICE  
·
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.  
400-0209-002  
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MULTITASKER™  
ABOUT YOUR MT113-100/101  
2
TECHNICAL SPECIFICATIONS  
3
FEATURES/DESCRIPTION  
GENERAL  
Inputs  
MT113-100/101  
MT113-100/101  
3 in Mixer, 1 fixed line level output and  
30W amplifier Card  
Input Connectors  
(3) Terminal Blocks  
Balanced/Unbalanced  
Microphone Input  
Line level  
Balanced/Unbalanced  
Line Level  
Balanced/Unbalanced  
Input 1  
Input 2  
Input 3  
The MT113-100/101 is a Stereo Audio Power  
Amplifier Card designed for use with the  
MultiTasker. This card allows the connection of up  
to two line level balanced/unbalanced inputs and  
one microphone. The card has a built-in, dual 15W,  
power amplifier. The MT113-100 has a 70 Volt  
output for sound reinforcement speakers and the  
MT113-101 has stereo output to drive 8 Ohms  
speakers direct.  
Outputs  
Fixed Output  
Line Level  
Balanced/Unbalanced  
MT113-100 70V  
30 Watts  
MT113-101 8 ohms  
15 Watts per speaker  
output  
Speaker Output  
Mixing of inputs is selected via easy-to-use ASCII  
commands from a control system or computer  
connected to the RS-232 port of the MultiTasker  
enclosure. The MT113-100/101 can accept  
balanced or unbalanced audio inputs and the  
output can be wired for either balanced or  
unbalanced audio output.  
Speaker Output – stereo  
Stereo or Mono Audio  
Compatibility  
Table 1. MT113-100/101 General  
MECHANICAL  
Enclosure Slots Required  
Weight  
Connector Panel  
T° Operating  
T° Maximum  
Humidity  
MTBF (calc.)  
MT113-100/101  
Three  
2.0 lb (0.45 kg)  
Black  
The MT113-100 is primarily designed to drive a  
70 Volt speaker system.  
transformer to convert a low impedance signal to a  
high voltage, high impedance output signal. This  
card can supply total of 30 Watts of power to the  
speakers.  
It has an on-board  
10°C-50°C  
75°C  
90% non-condensing  
55,000 hrs  
The MT113-101 is primarily designed to utilize  
standard 8 Ohms stereo speaker systems. This  
card can deliver a full 15 Watts of power to each  
speaker.  
Table 2. MT113-100/101 Mechanical  
ELECTRICAL  
MT113-100/101  
Input Signals  
The MT113-100/101 has a separate power supply  
that is used to the drive output of the power audio  
amplifier. This power supply has universal power  
input and can operate from 90 to 240 volts AC.  
Max Line Level Input  
Max Microphone  
Input - balanced  
1Vp-p 10 kOhms  
5mV 47 kOhms  
At maximum gain.  
Power Amplifier  
Through RS-232 control, the MT113-100/101 can  
be controlled to adjust the signal level on each  
input in 16 steps. The output volume, treble and  
bass of the amplifier can be adjusted in 16 steps.  
Output Power – stereo  
15 W per channel  
Mono 30 W, 70V output  
10 Hz to 20 kHz  
(+/- 0.5 dB)  
Frequency Response  
Noise Floor  
All three inputs to the amplifier are mixing inputs  
and can be adjusted from 0db to –60db.  
-97 dB @ 20 kHz  
Table 3. MT113-100/101 Electrical  
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MULTITASKER™  
DESCRIPTION OF MT113-100/101  
4
MT113-100 DESCRIPTION  
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MULTITASKER™  
MT113-101 DESCRIPTION  
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MULTITASKER™  
APPLICATION DIAGRAMS  
5
DIAGRAM 1: MT113-100 TYPICAL SETUP  
DIAGRAM 2: MT113-101 TYPICAL SETUP  
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MULTITASKER™  
DIAGRAM 3: MT113-100 INTERNAL VIEW  
PHANTOM  
POWER  
MP  
POWER  
SUPPLY  
CONTROL  
SW5  
M+  
SW4  
M-  
MIC  
SW1  
LINE/MIC  
S/W  
INPUT1  
BALANCED  
GAIN  
SW7  
M+  
VOLUME  
BASS  
TREBLE  
SW6  
M-  
MIC  
SW2  
LINE/MIC  
70V/30W MONO  
SPEAKER OUTPUT  
PUSH CONNECTOR  
S/W  
S/W  
GAIN  
70V  
X-FORMER  
INPUT2  
BALANCED  
GAIN  
S
SW9  
M+  
SW8  
M-  
MIC  
SW10  
FIXED MIX LINE  
LEVEL OUTPUT  
OR  
SW3  
LINE/MIC  
INPUT3  
BALANCED  
S/W  
GAIN  
ADJUSTABLE MIX  
LINE LEVEL OUT  
TERMINAL BLOCK  
INPUT1  
MIC  
INPUT2  
MIC  
INPUT3  
MIC  
LINE OUTPUT  
FIX ADJ  
PHANTOM POWER  
ON  
OFF  
PHANTOM POWER  
ON  
OFF  
PHANTOM POWER  
ON  
OFF  
LINE  
LINE  
LINE  
-
+
-
+
-
+
-
+
-
+
-
+
SW1 OFF ON  
SW2  
OFF ON  
SW3  
OFF ON  
SW4  
ON  
OFF  
SW5  
ON  
OFF  
SW6  
ON  
OFF  
SW7  
ON  
OFF  
ON  
OFF  
SW8  
SW9  
ON  
OFF  
SW10  
OFF  
ON  
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MULTITASKER™  
DIAGRAM 4: MT113-101 INTERNAL VIEW  
x
PHANTOM  
POWER  
MP  
POWER  
SUPPLY  
CONTROL  
SW5  
M+  
SW4  
M-  
MIC  
SW1  
LINE/MIC  
S/W  
INPUT1  
GAIN  
BALANCED  
SW7  
M+  
VOLUME  
BASS  
TREBLE  
SW6  
M-  
MIC  
SW2  
LINE/MIC  
15W STEREO  
SPEAKER OUTPUTS  
PUSH CONNECTOR  
S/W  
S/W  
GAIN  
INPUT2  
BALANCED  
GAIN  
S
SW9  
M+  
SW8  
M-  
SW10  
FIXED MIX LINE  
LEVEL OUTPUT  
OR  
MIC  
SW3  
LINE/MIC  
INPUT3  
S/W  
GAIN  
BALANCED  
ADJUSTABLE MIX  
LINE LEVEL OUT  
TERMINAL BLOCK  
INPUT1  
MIC  
INPUT2  
MIC  
INPUT3  
MIC  
LINE OUTPUT  
FIX ADJ  
PHANTOM POWER  
ON  
OFF  
PHANTOM POWER  
ON  
OFF  
PHANTOM POWER  
ON  
OFF  
LINE  
LINE  
LINE  
-
+
-
+
-
+
-
+
-
+
-
+
SW1 OFF ON  
SW2  
OFF ON  
SW3  
OFF ON  
SW4  
ON  
OFF  
ON  
OFF  
SW5  
SW6  
ON  
OFF  
SW7  
ON  
OFF  
SW8  
ON  
OFF  
SW9  
ON  
OFF  
SW10  
OFF  
ON  
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MULTITASKER™  
Commands ending in "S" will be saved into  
memory. Commands not ending in "S" will still  
be executed but will not be restored when the  
system is reset or powered OFF then ON.  
INSTALLING YOUR MT113-100/101  
6
Step 1. Turn off power to the MultiTasker  
enclosure.  
Step 2. Slide the MT113-100/101 into an available  
slot in the MultiTasker Enclosure in order  
to connect to the bus. Make sure that the  
MT113-100/101 card fits into place.  
7.2 DESCRIPTION OF COMMANDS  
Each command consists of three parts:  
Function, Card ID, and Unit ID.  
[ Function , Card ID , Unit ID ]  
Step 3. Secure the card to the MultiTasker by  
tightening the retainer screws located on  
the top and bottom of the MT113-100/101  
card.  
Example: [VERC3U2]  
VER = Function  
C3 = Card ID or Group ID  
U2 = Unit ID  
Step 4. Turn on power to the MultiTasker.  
Step 5. The fan on the card will turn on.  
For Function, see a detailed explanation under  
each command description.  
Step 6. Connect audio cables from the audio  
source to the input connector of the  
MT113-100/101. Connect the output  
connectors of the MT113-100/101 to the  
audio equipment through an audio cable.  
The Card ID is an assigned value. It is equal to  
the enclosure slot number in which the card is  
installed. The value can range from 1 to 4 up to  
1 to 20 depending on the enclosure.  
Step 7. Starting from the left, identify the slot  
number where the MT113-100/101 card is  
plugged into the enclosure and note that it  
is for RS-232 control.  
Card ID 0 (C0) is used for the controller. See  
the MT100-100 User’s Guide for details.  
The Group ID is a number representing a group  
of cards defined with the [WR] command. When  
using the Group ID, all cards in the group will  
perform the given instruction.  
OPERATION  
7
7.1 RS-232 CONTROL  
Changing the position of a card will significantly  
affect the commands recorded on software  
definitions or third party control systems.  
The MT113-100/101 has many advanced remote  
control capabilities, which are accessible through  
standard RS-232 communication. The actual  
The Unit ID has a value from 0 to 9. Unit ID 0  
should be used for single unit operation. If the  
Unit ID is set to zero, each command may be  
used without Ui. Use the command [SETU0],  
as explained in the MT100-100 User’s Guide.  
controlling can be accomplished through  
a
computer control system or any other device  
capable of sending RS-232 commands.  
7.1.1 RS-232 INTERFACE  
The RS-232 commands, for the MT113-100/101  
are in a simple ASCII character format.  
Example:  
[VERC3]:  
[VERC3Ui]: For Unit ID other than Zero  
[VERC3]: Equivalent to [VERC3U0]  
1. [VER]  
For Unit ID Zero  
1. Square brackets “[ ]” are part of the  
command.  
2. Use uppercase letters for all commands.  
After processing a command, an OK or ER will  
be returned as feedback if "F" is included at the  
end of a command string.  
This command displays the software version  
and card type for the MT113-100/101 card.  
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MULTITASKER™  
Command Format: [VERCnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Command Format: [CnSUi]  
Cn = Card ID (n = # from 1 to max slots)  
= save configuration  
S
Ui = Unit ID (i = # from 0 to 9)  
Example:  
An MT113-100/101 card is in slot #4. Send the  
command [VERC4], and the MultiTasker  
Enclosure will return the following feedback:  
There is an MT113-100/101 in slot #4. All  
volume levels are set to the maximum of 16.  
The bass and treble levels are set to 08. Save  
the settings of the card by sending the  
command [C4S]. The feedback will be as  
follows:  
[MT113-100 690-0133-009 C04]  
MT113-100  
= the card model  
690-0133-009 = the software version  
C04  
= card ID number  
In1Vol=16/16  
In2Vol=16/16  
In3Vol=16/16  
OutVol=16/16  
Bass =08/16  
Treble=08/16  
Loudness:OFF  
2. [C]  
This command receives the status of the card.  
Command Format: [CnUi]  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
[SAVED]  
4. [?]  
This command will return general information  
about the MultiTasker and cards installed in the  
unit.  
There is one MT113-100/101 card in slot #4.  
Sending the command [C4] to the MultiTasker  
will display feedback similar to the following:  
Command Format: [?Ui]  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = from 0 to 9)  
Example:  
In1Vol=16/16  
In2Vol=16/16  
In3Vol=16/16  
OutVol=16/16  
Bass =08/16  
Treble=08/16  
Loudness:OFF  
A MultiTasker with ID #0 has a front panel with  
part number MT101-102 and contains an  
MT113-100/101. Send the command [?] and  
receive the following feedback:  
The status shows the input volume settings, in  
this case 16 out of 16, the output volume, the  
bass and treble levels and that the loudness  
feature is turned off.  
[(MT101-102U0)(MT113-100C04)]  
MT101-102U1 = Panel Number and Unit ID  
MT113-100C04 = An MT113-100 is in slot 4.  
If there is no card in slot #4, sending the [C4]  
command will not return any feedback.  
5. [?C]  
3. [CnS]  
This command will return general information  
about the card and its status. It is a function of  
both the card and the front panel and is only  
available with MultiTasker Front Panel systems  
that have the following firmware:  
This command saves the card volume settings.  
This configuration will be restored after the  
system is reset or powered off then on.  
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MULTITASKER™  
690-0122-015  
690-0123-004  
690-0124-018  
= Version 015 or later.  
= Version 004 or later.  
= Version 018 or later.  
Command Format [STA1] = ON  
Command Format [STA0] = OFF  
Feedback Prefix Definitions:  
VR = Firmware Version  
VO = Output Volume  
NOTE: In MTSetup™, send the command  
[VER] from the Terminal Window. The system  
will respond with feedback similar to the  
following:  
VI  
= Input Volume  
VB = Bass Volume  
VT = Treble Control  
VL = Loudness Control  
VM = Mute Control  
[690-0122-015 690-0123-004 690-0124-018]  
Check the last three digits against the numbers  
above to determine if the option is available.  
Command Format: [?CnUi]  
Example:  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = from 0 to 9)  
Command = [VLOA12C04]  
Feedback = (VO12C04)  
VO = Output Volume  
The MT113-100/101 is in slot #4. Send the  
command [?C4] to receive the feedback status.  
12 = Output volume level12  
C04 = Card slot number  
All status feedback is enclosed in brackets, “[ ]“.  
Each data field within the status is enclosed in  
parentheses. The first two characters identify  
the status type. The last three characters are  
the card’s ID.  
7. […S] – SAVE  
This command will save the configuration  
command being sent in memory. When  
sending the command [VLBA12C4S], after reset  
or power up, the bass level on C4 will be 12 out  
of 16.  
[(MT113-100C04)(VR690-0133-009C04)  
(VO16C04)(VI161616C04)(VB08C04)  
(VT08C04)(VL01C04)(VM0C04)]  
8. […F] – FEEDBACK  
After processing a command, an OK or ER will  
be returned as feedback if "F" is included at the  
end of some command strings.  
MT113-100  
VR690-0133-009 = Firmware version  
VO16  
VI161616  
VB08  
VT08  
= Card Type  
= Output Volume Level=16  
= Input volume levels  
= Bass level = 08 out of 16  
= Treble level = 08 out of 16  
= Loudness (00=ON, 01=OFF)  
= Mute (0=OFF, 1=ON)  
9. [ + ] and [ - ]  
These commands allow a selected property to  
be adjusted from keyboard commands or  
programmed front panel buttons.  
VL01  
VM0  
Command Format: [ + ], [ - ]  
The Input Volume status line is read from left to  
right as outputs one through three. Each volume  
level is 2 digits, in this case, each is set to 16.  
[+] = Increment level by one step  
[-] = Decrement level by one step  
6. [STA]  
This command enables/disables automatic  
feedback from the front panel. The command  
affects any card with auto-feedback capability,  
not just the MT113-100/101. The default at  
power on or reset is STA0, OFF.  
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MULTITASKER™  
Example:  
Example 1:  
Select the Output Volume command for the card  
in slot #4. The current Output Volume level is  
10, but it is not the optimal value. After sending  
the following commands, an optimum volume  
level of 15 is obtained:  
An MT113-100/101 is in slot #4. Adjust the  
output volume by sending the command  
[SELOC4] and then using the [+] and [-]  
commands.  
Example 2:  
1. [SELOC4]  
The output volume may also be adjusted using  
key ramping commands. See the VOLUME  
RAMPING FEATURE section of this manual for  
details on using this feature.  
The current volume level is 10.  
2. [ ] [ ] [ ]  
The level is now 7 and is too low.  
3. [+][+][+][+][+][+][+][+]  
12. [SELB]  
The level is now 15 and no further  
adjustments are required.  
This command sets the path to adjust the bass  
level. The BASS level range is 00 to 16 and is  
adjustable using the [+] and [-] commands.  
10. [SELI]  
This command sets the path to adjust the  
INPUT volume level. The input volume range is  
00 to 16 and is adjustable using the [+] and [-]  
commands.  
Command Format: [SELBCnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Command Format: [SELImCnUi]  
m = Input (m = # from 1 to 3)  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
An MT113-100/101 is in slot #4. Adjust the  
BASS on the output by sending the command  
[SELBC4] and then using the [+] and [-]  
commands.  
13. [SELT]  
An MT113-100/101 is in slot #4. Adjust the  
volume on Input 2 by sending the command  
[SELI2C4] and then using the [+] and [-]  
commands.  
This command sets the path to adjust the treble  
level. The TREBLE level range is 00 to 16 and  
is adjustable using the [+] and [-] commands.  
Command Format: [SELTCnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
11. [SELO]  
This command sets the path to adjust the  
OUTPUT volume level. The output volume  
range is 00 to 16 and is adjustable using the [+]  
and [-] commands or the Volume Ramping  
commands.  
An MT113-100/101 is in slot #4. Adjust the  
TREBLE on the output by sending the  
command [SELTC4] and then using the [+] and  
[-] commands.  
Command Format: [SELOCnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
14. [VLOA]  
This command sets the OUTPUT volume to an  
absolute value.  
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MULTITASKER™  
Command Format: [VLOAmCnUi]  
m = Volume Level (m = # from 0 to 16)  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Command Format: [VLTAmCnUi]  
m = TREBLE (m = # from 0 to 16)  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Set the output volume to 16 for the  
MT113-100/101 in slot #4. Send the command  
[VLOA16C4].  
Set the output TREBLE of the MT113-100/101  
in slot #4 to a mid-range value of 8 by sending  
the command [VLTA8C4].  
15. [VLI]  
18. [LOD0]  
This command sets an INPUT volume to an  
absolute level.  
This command disables the loudness feature.  
Command Format: [LOD0CnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Command Format: [VLIxAmCnUi]  
x
= Input Number (x = # from 1 to 3)  
m = Volume Level (m = # from 0 to 16)  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Turn OFF the Loudness feature of the  
MT113-100/101 in slot #4 by sending the  
command [LOD0C4].  
19. [LOD1]  
Set Input 2 volume level to a value of 8 for the  
card in slot #4. Send the command [VLI2A8C4].  
This command enables the loudness feature.  
Command Format: [LOD1CnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
16. [VLBA]  
This command sets the output BASS level to an  
absolute level.  
Command Format: [VLBAmCnUi]  
m = BASS Level (m = # from 0 to 16)  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Turn ON the Loudness feature of the  
MT113-100/101 in slot #4 by sending the  
command [LOD1C4].  
20. [MUT0]  
This command enables the speaker output. It  
does not affect the fixed output.  
Set the output BASS level of the  
MT113-100/101 in slot #4 to the maximum of 16  
by sending the command [VLBA16C4].  
Command Format: [MUT0CnUi]  
17. [VLTA]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
This command sets the output TREBLE level to  
an absolute value.  
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MULTITASKER™  
Example:  
VOLUME RAMPING FEATURE  
Turn on the speaker ports of the  
MT113-100/101 in slot #4 by sending the  
command [MUT0C4].  
The following 7 commands are used to control the  
output volume of the MT113-100/101. They may be  
used with computer control, but also are designed  
to be used with the {SETVK} command using keys  
on the Front Panel. The following code sample sets  
front panel keys 8 and 10 to Ramp Up and Ramp  
Down respectively. See your Front Panel User’s  
Guide for more details.  
21. [MUT1]  
This command disables the speaker output. It  
does not affect the fixed output.  
Command Format: [MUT1CnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
When defined as a volume control key, the key will  
respond to two conditions: press and release.  
Below, subroutine 8 starts ramping up when key 8  
is pressed and subroutine 10 starts ramping down  
when key 10 is pressed. Subroutine 108 stops  
ramping when either key is released.  
Turn off the speaker ports of the  
MT113-100/101 in slot #4 by sending the  
command [MUT1C4].  
{WRS8=RUPC4}  
{WRK8=8,108,0,0,0}  
{WRS10=RDNC4}  
//Ramp Up  
//Press= start, release= stop  
//Ramp Down  
22. [CLR]  
{WRK10=10,108,0,0,0} //Press= start, release= stop  
This command clears the card and resets it to  
its factory defaults. All volume levels are set to  
maximum, bass and treble are set to midrange,  
loudness is turned off and mute is turned off.  
{WRS108=RSTC4}  
{SETVK8}  
{WRLK8=VOL_UP}  
{SETVK10}  
{WRLK10=VOL_DN}  
[RAMP=10C4]  
//STOP RAMPING  
//Set key 8 as volume key  
//Define Key 8 Label  
//Set key 8 as volume key  
//Define Key 8 Label  
//Set the ramp rate.  
Command Format: [CLRCnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
23. [RUP]  
This command ramps the OUTPUT volume to  
its maximum level at the rate defined using the  
[RAMP] command.  
Clear the MT113-100/101 in slot #4 by sending  
the command [CLRC4]. Send the status  
command after the clear command and receive  
the following feedback:  
Command Format: [RUPCnUi]  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
In1Vol=16/16  
In2Vol=16/16  
In3Vol=16/16  
OutVol=16/16  
Bass =08/16  
Treble=08/16  
Loudness:OFF  
Ramp the output volume from a starting level of  
10 to the maximum level of 16 for the card in  
slot #8. Send the command [RUPC8] and the  
system will respond with the following feedback:  
[11][12][13]…[16]  
24. [RUP=]  
This command ramps the OUTPUT volume to a  
user defined level at a rate defined using the  
[RAMP] command.  
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Command Format: [RUP=xxCnUi]  
xx = Stop Level (xx = # from 01-16)  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
27. [RST]  
This command stops ramping and maintains the  
last volume setting.  
Command Format: [RSTCnUi]  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Ramp the output volume from a starting level of  
1 up to 10. Send the command [RUP=10C8]  
and receive the following feedback:  
The card in slot #8 is ramping from 1 to 16.  
Send the command [RSTC8] and the card will  
stop ramping the volume. The last displayed  
volume setting is the new volume level.  
[02][03][04]…[10]  
25. [RDN]  
This command ramps the OUTPUT volume  
down to a level of 1 at a rate defined using the  
[RAMP] command.  
28. [RAMP]  
This command displays the ramping time for 16  
steps. The time between each step is equal to  
the time in seconds divided by 16.  
Command Format: [RDNCnUi]  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Command Format: [RAMPCnUi]  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Ramp the output volume from a starting level of  
16 down to 1 for the card in slot #8. Send the  
command [RDNC8] and the system will respond  
with the following feedback:  
Display the ramp rate setting for the card in slot  
#8 by sending [RAMPC8]. The system will  
respond with feedback similar to the following:  
[16][15][14]…[01]  
RAMPTIME = 6 SECONDS  
26. [RDN=]  
29. [RAMP=]  
This command ramps the OUTPUT volume  
down to a user defined level at a rate defined  
using the [RAMP] command.  
This command sets the ramp rate for 16 steps.  
The settings range from 4 to 18 seconds, in  
two-second intervals.  
Command Format: [RDN=xxCnUi]  
xx = Stop Level (xx = # from 01-16)  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
Command Format: [RAMP=xCnUi]  
x
= Rate in Seconds  
4
6
8
= 0.25 seconds/step  
= 0.38 seconds /step  
= 0.50 seconds /step  
10 = 0.63 seconds /step  
12 = 0.75 seconds /step  
14 = 0.88 seconds /step  
16 = 1.00 seconds /step  
18 = 1.13 seconds /step  
Ramp the output volume from a starting level of  
16 down to 8 for the card in slot #8. Send the  
command [RDN=8C8] and the system will  
respond with the following feedback:  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
[16][15][14]…[8]  
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MULTITASKER™  
Example:  
Example:  
The command [HELPC4] is sent to the card in  
slot #4. Some of the HELP file is displayed on  
the screen, but most is missing. Send the  
command [FBD1C4] to slow down the rate at  
which the card sends feedback to the system.  
There is an MT113-100/101 in slot #5. Send the  
command [RAMP=16C5] to set the ramp rate to  
16 seconds. After this is set, any ramping will  
occur at a rate of 16 steps in 16 seconds, or 1  
second per step. Confirm the setting by sending  
the command [RAMPC5] and receiving the  
feedback:  
CARD ID COMMANDS  
The default Card ID is the same as the card slot  
number. The next several commands allow the  
user to change the Card ID to a value other than  
the slot number.  
RAMPTIME = 16 SECONDS  
30. [TEST]  
This command performs a test on the internal  
memory. Upon completion, the system will  
display the results. If there are no problems, the  
system will display the following:  
The ID commands work with all MultiTasker  
Front Panel systems. However, front panels that  
have firmware releases prior to the following will  
not be able to address Card ID's greater than  
the number of slots in the system:  
MEMORY IS GOOD  
Otherwise, failures will be indicated.  
Command Format: [TESTCnUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
690-0122-019 = Version 019 or later.  
690-0123-005 = Version 005 or later.  
690-0124-019 = Version 019 or later.  
NOTE: In MTSetup, send the command [VER]  
from the Terminal Window. The system will  
respond with feedback similar to the following:  
There is an MT113-100/101 in slot #10. In order  
to test the internal memory, send the command  
[TESTC10].  
[690-0122-015 690-0123-005 690-0124-019]  
Check the last three digits against the numbers  
above to determine if the Card ID commands  
can address all 99 Card ID's.  
31. [FBD]  
This command turns feedback delay on or off. It  
is necessary when installing some newer cards  
in older systems. If the system does not receive  
all of the feedback from the card, the card may  
be communicating too fast. This command will  
slow down the card's communication rate.  
Some cards require more than one slot in the  
MultiTasker system. As an example, some  
matrix switcher cards require 4 slots. If there are  
5 of these cards installed, they would be  
numbered C4, C8, C12, C16 and C20.  
Changing the Card ID allows the user to define  
the cards as C1, C2, C3, C4 and C5.  
Command Format: [FBDmCnUi]  
m = Delay (0= no delay, 1= delay 100mS)  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = from 0 to 9)  
Another use for changing the Card ID is to be  
able to use multiple systems without having to  
set each unit to a different Unit ID. All systems  
may be left as Unit ID 0 for ease of  
programming. The cards in the first unit may be  
numbered 1-10 and in the second unit 11-20.  
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MULTITASKER™  
32. [RSI]  
This command resets the card ID's in the  
35. [SID+]  
This command sets the ID of all the cards in a  
system to their slot number plus an offset value.  
system. After sending this command, each card  
ID in the system will match the slot number of  
the card. Use this command along with the SID  
commands that follow. The [RSI] command  
MUST be used prior to changing Card ID's once  
they have already been set.  
Command Format: [SID+n]  
n = Offset amount (n = # from 0 to 99)  
The maximum Card ID is 99, so subtract  
the highest slot number from 99 to find  
the maximum offset. For example, in an 8  
slot enclosure, the maximum offset would  
be 91. The slot number, 8, plus the offset,  
91, equals 99.  
Command Format: [RSI]  
Example:  
Send the command [RSI] to the system with  
Unit ID 0. The card in slot 1 will have ID 1, the  
card in slot 2 will have ID 2 and so on.  
Example:  
There are two, 20 slot enclosures to be  
connected together during normal operation.  
The first unit will use the Card ID defaults which  
are equal to their slot numbers. The second unit  
will have the same Unit ID, but will have the  
card ID's offset by 20.  
33. [SIDn]  
This command sets all the cards installed in the  
MultiTasker system to the same Card ID. After  
sending this command, all cards will be  
addressed with the same ID. Use caution when  
sending this command to a system with multiple  
board types.  
Connect the computer to the second unit only.  
Send the command [SID+20] to set the ID of all  
cards in the enclosure to their slot number plus  
20. Reconnect both units to the computer.  
Command Format: [SIDn]  
n
= Card ID (n = # from 1 to 99)  
The cards in the first unit will be referenced as  
Card ID's 1-20 and the cards in the second unit  
will be referenced by Card ID's 21-40.  
Example:  
Send the command [SID1] to the system. All the  
cards in the system now have ID 1. Any  
commands that are sent to Card ID 1 will be  
received and executed by each card.  
36. [RSN]  
This command reads the slot number of the  
card with a specified ID number, and returns the  
value to the system to be displayed in the  
terminal window. If more than one card has the  
same ID, each slot number will be displayed.  
34. [SIDnCi]  
This command sets the Card ID of a single card  
to a number from 1 to 99.  
Command Format: [RSNCi]  
Ci = Card ID (i = # from 1 to 99)  
Example:  
Command Format: [SIDnCi]  
n
= Card ID (n = # from 1 to 99)  
Ci = Slot Number (i = # from 1 to max slots)  
Example:  
The card in slot #4 takes up four slots in the  
enclosure. Its ID was set to 1 since it is the first  
card installed in the system, reading from left to  
right. Send the command [RSNC1] to find the  
slot number of this card. The system responds  
with the following feedback:  
Send the command [SID50C10] to set the ID of  
the card in slot #10 to an ID of 50.  
4
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MULTITASKER™  
Now, when a command is sent to G1, each  
board in G1 will execute the same command.  
37. [HELP]  
This command displays information available for  
the MultiTasker interface commands.  
Command Format: [HELPCnUi]  
Cn = Card ID (n = # from 1 to max slots)  
Ui = Unit ID (i = # from 0 to 9)  
Example:  
39. [RMC]  
This command may be used to remove one or  
more group members from a group. Reset the  
system after using this command for all changes  
to take effect.  
Command Format: [RMCn1Cn2…GkUi]  
Cn = Card ID (n= # from 1 to max slots)  
Gk = Group number (k = # from 1-8)  
Ui = Unit ID (i = # from 0-9)  
Example:  
In order to display the RS-232 commands  
available for the MT113-100/101 card in slot #2,  
send the command [HELPC2]. The commands  
along with a brief description will be displayed in  
the Terminal Window.  
38. [WR]  
Group 1 consists of the cards located in slots  
numbered 1, 2, 3, 4 and 5. Remove just cards  
#4 and #5 from the group by sending the  
command [RMC4C5G1]. The system will return  
the following feedback:  
This command groups multiple cards in the  
enclosure allowing all the group members to be  
controlled simultaneously with the same  
command. Each unit may define a maximum of  
eight groups.  
G1=C1C2C3  
In MultiTasker systems with audio and video  
cards, boards are typically grouped as follows:  
40. [RMG]  
This command may be used to delete an entire  
group, or all groups.  
Group 1 = Video Cards  
Group 2 = Audio Cards  
Group 3 = Video and Audio Cards  
REMOVE ONE GROUP MEMBERS  
Remove all the members from the group,  
effectively deleting the group.  
If assigning group commands to button  
functions, it is best to use the "Press and Hold  
on Power Up" to make group settings.  
Command Format: [RMGkUi]  
Gk = Group number (k = # from 1-8)  
Ui = Unit ID (i = # from 0-9)  
Example:  
Command Format: [WRCn1Cn2…GkUi]  
Cn = Card ID (n = slot # from 1 to max slots)  
Gk = Group number (k = # from 1-8)  
Ui = Unit ID (i = # from 0-9)  
Group 1 consists of the cards located in slots  
number 1, 2 and 3. Remove all cards from the  
group by sending the command [RMG1]. The  
system will return the following feedback:  
Example:  
To group cards 1, 2, and 3 as group 5 of  
Unit ID 1,  
[WRC1C2C3G5U1].  
send  
the  
After  
command  
executing this  
G1=EMPTY  
command, cards 1, 2 and 3 will be grouped  
together as group 5 of Unit ID 1. The system will  
return the following feedback:  
G1=C1C2C3  
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REMOVE ALL GROUPS  
Example:  
Remove all the members from every group,  
effectively deleting all groups.  
Group 5 of Unit ID 1 contains the cards in slots  
1, 2 and 19. Read the member data for group 5  
of Unit ID 1. Send the command [RDG5U1] and  
receive the following feedback:  
Command Format: [RMG*Ui]  
Ui = Unit ID (i = # from 0-9)  
Example:  
G1=C1C2C19  
Now, clear group 5 by sending the command  
[CLMG5U1]. Reread the member data as above  
and note the following feedback:  
Group 1 consists of cards 1 and 2. Group 2  
consists of cards 1, 2, 3, 4 and 5. Delete all the  
groups by sending the command [RMG*]. The  
system will return the following feedback:  
G1=EMPTY  
7.3 SUMMARY OF COMMANDS  
Card Commands  
G1-G8:EMPTY  
41. [RD]  
1) [VER]  
2) [C]  
Receives software version  
Receives status of the card  
Save card settings  
This command reads and then displays the  
members in each group.  
Command Format: [RDGkUi]  
Gk = Group number (k = # from 1-8)  
Ui = Unit ID (i = # from 0-9)  
Example:  
3) [CnS]  
4) [?]  
Show system cards  
5) [?C]  
6) [STA]  
7) […S]  
8) […F]  
Show card information  
Enable/disable auto feedback  
Save the command being sent  
Show command feedback  
The cards in slots 1, 2 and 19 are part of  
group 5. Read the member data for group 5, by  
sending the command [RDG5]. The system will  
return feedback as follows:  
9) [ + ] [ - ] Increments and Decrements  
G1=C1C2C19  
10) [SELI]  
11) [SELO]  
12) [SELB]  
13) [SELT]  
Select input volume to adjust  
Select output volume to adjust  
Select to adjust bass level  
Select to adjust treble level  
The feedback shows G1 (Group 1) and then the  
cards that make up Group 1. In this case,  
Group 1 includes C1, C2 and C19.  
42. [CLM]  
14) [VLOA] Set absolute output volume  
This command removes the members in a  
group and leaves the group empty. It is  
equivalent to sending the [RMGkUi] command  
without card references.  
15) [VLI]  
Set absolute input volume  
Set absolute bass level  
Set absolute treble level  
Turn ON loudness feature  
Turn OFF loudness feature  
Turn ON speaker output  
Turn OFF speaker output  
16) [VLBA]  
17) [VLTA]  
18) [LOD0]  
19) [LOD1]  
20) [MUT0]  
21) [MUT1]  
Command Format: [CLMGkUi]  
Gk = Group number (k = # from 1-8)  
Ui = Unit ID (i = # from 0-9)  
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MULTITASKER™  
The MENU driven commands are only available  
with MultiTasker Front Panel systems that have the  
following firmware:  
22) [CLR]  
23) [RUP]  
24) [RUP=]  
25) [RDN]  
Reset card to default values  
Ramp volume UP to max (16)  
Ramp volume UP to a value  
Ramp volume DOWN to min (1)  
690-0122-015 = Version 015 or later.  
690-0123-004 = Version 004 or later.  
690-0124-018 = Version 018 or later.  
26) [RDN=] Ramp volume DOWN to a value  
27) [RST] Stop ramping  
NOTE: In MTSetup™, send the command [VER]  
from the Terminal Window. The system will  
respond with feedback that is similar to the  
following:  
28) [RAMP] Display ramp rate  
29) [RAMP=] Set ramp rate  
30) [TEST]  
31) [FBD]  
32) [RSI]  
Test internal memory IC's  
[690-0122-015 690-0123-004 690-0124-018]  
Feedback delay on/off  
Reset Card ID’s  
Check the last three digits against the numbers  
above to determine if the MENU MODE option is  
available.  
33) [SIDn]  
Set all Card ID’s  
7.4.1 MENU COMMAND DEFINITIONS  
34) [SIDnCi] Set one Card ID  
Refer to section 7.2 for details on card functions  
and examples. Following is a table cross-  
reference of menu mode sections versus  
programming commands.  
35) [SID+]  
36) [RSN]  
37) [HELP]  
Set Card ID offset  
Read Card slot number  
Display available commands  
MENU  
COMMAND  
Group Commands  
Control  
38) [WR]  
Groups multiple cards  
n/a  
Select  
Save  
[CnS], [..S]  
39) [RMC] Remove members from group  
40) [RMG] Delete group  
Clear  
[CLR]  
Volume  
Loudness  
Mute  
[VLOA], [VLBA], [VLTA], [+/-]  
[LOD0], [LOD1]  
[MUT0], [MUT1]  
41) [RD]  
Displays group members  
42) [CLM] Delete group  
Setup  
Group  
[WR], [CLM]  
7.4 MENU MODE  
Input Volume [VLImAn]  
Ramp Time [RAMP], [RAMP=]  
MENU MODE commands are RS-232 commands  
that allow virtually the same functionality as  
programming commands. Unlike the programming  
commands in the previous sections, 7.2 and 7.3,  
MENU commands prompt the user to select from a  
list of available options. The system then responds  
based upon selections made by the user.  
Status  
n/a  
[VER], [C]  
[HELP]  
Help  
n/a  
MENU commands may be issued in response to  
prompts from within MTSetup™ or other RS-232  
communication software.  
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MULTITASKER™  
7.4.2 USING MENU MODE  
7.4.3 MENU TYPES  
SUGGESTION: Before using the menu mode, it  
is best to disable the automatic feedback  
feature. The values and current settings will be  
displayed in the menu mode, but the automatic  
feature will display after each setting change  
making the menus difficult to read.  
1. MAIN MENU  
The first menu displayed after selecting the  
card is the Main Menu. This menu provides  
access to the main functions related to the  
card. Press the key representing the menu  
item for access. A sub menu will appear  
next.  
1. In order to enter menu mode, the system  
needs to be connected to a computer  
running RS-232 control software.  
2. SUB MENUS  
Each sub menu will display either another  
menu (sub menu) or a list of available  
options or settings. Press the key  
corresponding to the menu choice to  
change a setting or select the next menu.  
2. Insert the card into an empty slot and push  
in all the way for a secure fit.  
3. Reset the system or power the system off  
and then on.  
4. In the terminal window, press ENTER.  
NOTE: Pressing the ESCAPE (ESC) key in  
most menus will take you up to the previous  
menu without making changes in the  
current menu.  
5. The system will interrogate the enclosure  
and return a list of cards installed and their  
slot locations.  
7.4.4 MENU MODE EXAMPLES  
Example: 08: MT113-100  
All MENU MODE examples assume an  
MT113-100/101 is installed in slot #1. Start by  
clicking the mouse in the terminal window.  
Press ENTER and a list of available cards will  
be displayed.  
NOTE: Only cards supporting the menu  
feature will be displayed.  
5. Find the two digit number representing the  
card ID whose setup requires changing.  
They will be the first two characters in the  
line.  
NOTE When entering numeric values (not  
selecting menu items) the system may  
echo each character as it is typed. For  
example, entering a volume of 03 may  
appear as 0033 on the screen. This  
depends on the settings of the control  
software being used.  
6. Enter the two digit number associated with  
the card, and a menu with options available  
for that card will appear on the screen. In  
the example above, press "08".  
WARNING: Do NOT enter any characters  
except those relating to the desired menu.  
Pressing ENTER after "08" will force the  
system back to the original prompt.  
1. Select THIS CARD for control  
Follow the keystrokes below to select Input 3 as  
the source input.  
7. After selecting the MT113-100 as described  
above, the system will prompt for selections  
specific to that card.  
Enter  
01  
1
1
0
List available cards  
Select MT113-102 in slot #1  
Select CONTROL Menu  
Select Card/Group Select  
Select This Card (card #1)  
Return to CONTROL Menu  
Return to the MAIN Menu  
8. Read each menu carefully, and continue  
selecting keys as prompted for further  
functions. (Example prompt: "Key= ")  
ESC  
ESC  
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MULTITASKER™  
2. Set Input 3 Volume  
TROUBLESHOOTING GUIDE  
8
Starting from the Main Menu, set Input 3 volume  
level to 16. Follow the keystrokes below.  
We have carefully tested and have found no  
problems in the supplied MT113-100/101; however,  
we would like to offer suggestions for the following:  
2
Select SETUP Menu  
Select Set Input Volume  
Select Input 3 Volume  
Enter 16  
8.1 FAN DOES NOT SPIN  
2
3
Cause 1: Card cage is not plugged into  
power outlet.  
16  
NOTE The system may echo the 1  
and the 6 entries, depending  
on the settings.  
Solution: Plug card cage in. If the fan turns  
on, the problem is solved. If the fan  
is still not on, see Cause 2.  
ESC  
ESC  
Return to SETUP  
Cause 2: Card is not plugged in all the way.  
Return to the MAIN Menu  
Solution: Push the card in all the way. If the  
fan still does not spin, see Cause 3.  
3. Set Output Volume  
Cause 3: Card cage slot has a problem.  
Starting from the Main Menu, set the output  
volume level to 16. Follow the keystrokes below.  
Solution 1: Test the card in other slots. If the  
slot was damaged, the card may  
work in other slots. If other slots  
work, and the fan is on, the problem  
is the card cage slot. The card cage  
may require service. Call ALTINEX  
at (714) 990-2300. If other slots do  
not work, see Solution 2.  
1
Select CONTROL Menu  
Select VOLUME  
4
1
Select OUTPUT volume  
111…  
Press ‘1’ to increase volume level until  
16 is reached.  
ESC  
ESC  
ESC  
Return to VOLUME Menu  
Return to CONTROL menu  
Return to the MAIN Menu  
Solution 2: Take any other known good card  
with an LED or fan and verify that  
the slot used is good by seeing if the  
other card’s LED (or fan) turns on. If  
so, then the original card may be the  
source of the problem. Call  
ALTINEX at (714) 990-2300.  
4. Set Ramp Time  
Starting from the main menu, set the ramp time  
to 10 seconds. Follow the keystrokes below.  
2
Select SETUP Menu  
8.2 NO SOUND  
3
Select Set Ramp Time  
Cause 1: The source has a problem.  
4
Select Ramp Time = 10 seconds  
Return to SETUP menu  
Return to the MAIN Menu  
Solution  
Check the source and make sure  
that it is working at an appropriate  
volume level and all source  
connections are correct. If the  
source is working and there is still  
no sound, see Cause 2.  
ESC  
ESC  
5. Display Card Status  
Starting from the Main Menu:  
3
Displays card status  
NOTE: The status will be displayed, followed  
by the Main Menu being redisplayed.  
400-0209-002  
22  
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MULTITASKER™  
Cause 2: The card settings are wrong.  
ALTINEX POLICY  
9
Solution: Verify the card volume settings are  
at maximum and that mute is off.  
(See section 7). If no sound is  
present, see Cause 3.  
9.1 LIMITED WARRANTY/RETURN POLICY  
Please also see the Altinex website at  
www.altinex.com for details the on warranty and  
return policies.  
Cause 3: Cable connections are incorrect.  
9.2 CONTACT INFORMATION  
ALTINEX, Inc.  
Solution: Make sure the cables are connected  
properly and that the continuity and  
wiring are good. If there is still no  
sound present, see Cause 4.  
592 Apollo Street  
Brea, CA 92821 USA  
TEL: 714 990-2300  
Cause 4: The destination amplifier is bad.  
Solution 1: Make sure that the destination  
amplifier is powered. If there is still  
no sound, see Solution 2  
TOLL FREE: 1-800-ALTINEX  
FAX: 714-990-3303  
Solution 2: Set the volume of the destination  
amplifier to a reasonable level. If  
there is still no sound, call ALTINEX  
at (714) 990-2300.  
8.3 SOUND DISTORTION  
Cause 1: Source level is above 1Vp-p.  
Solution1: Verify the source level is below  
1 Vp-p. If the sound is still distorted,  
call ALTINEX at (714) 990-2300.  
8.4 SOUND LEVEL IS LOW  
Cause 1: Volume levels are inappropriate.  
Solution 1: Turn up the source volume. If sound  
level is still low, see Solution 2.  
Solution 2: Increase the destination amplifier  
volume. If the sound level is still low,  
see Cause 2.  
Cause 2: Poor signal transmission.  
Solution: Check the cables for continuity.  
Verify the connections are wired  
properly and that there is good  
signal transmission. NOTE: Test the  
system by removing the card from  
between the source and the  
destination amplifier. If the problem  
persists,  
call  
ALTINEX  
at  
(714) 990-2300.  
400-0209-002  
23  
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