Radio Shack Cordless Telephone ET 153 User Guide

43-891B.fm Page 1 Thursday, February 18, 1999 3:46 PM  
B
Cat. No. 43-891  
OWNER’S MANUAL  
Please read before using this equipment.  
ET-153  
Super Lightweight  
Headset Telephone  
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FEATURES  
Your RadioShack ET-153 Super Lightweight Headset Telephone is  
a complete telephone with a headset and a dialer that connects to  
your telephone line. The ET-153’s headset lets you keep your hands  
free to do other things while you talk on the phone. The long headset  
cable lets you move freely, and the adjustable microphone boom  
swings up and down so you can wear the headset over either ear.  
Its features include:  
Quick-Disconnect Plug  
— lets you disconnect the headset from  
the dialer when you put a call on hold, so you can step away from  
the phone without removing the headset. You can return to the con-  
versation by simply reconnecting the headset.  
Lapel Clip  
— lets you securely anchor the headset’s modular cord  
to your clothing to prevent the headset cord from pulling on the  
headset.  
Studio-Quality Electret Condenser Microphone  
— for clear voice  
transmission.  
Adjustable Volume  
— gives you full control of the volume level.  
Touch-Tone or Pulse (Rotary) Dialing  
with either type of service.  
— lets you use your ET-153  
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Hold Button  
— lets you put a call on hold.  
Flash  
— sends a timed electronic switchhook signal for use with  
specialized telephone services, such as Call Waiting.  
Ringer OFF/ON  
— lets you turn the ringer on or off.  
Redial  
— lets you redial the last number dialed with the touch of a  
button.  
Belt Clip  
— lets you hook the phone’s remote keypad on your belt  
for easy portability.  
Hearing-Aid Compatible  
— lets you use the ET-153 with hearing  
aids that have a T (telephone) switch.  
The ET-153 has been tested and found to comply with all applicable  
UL and FCC standards.  
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Read This Before Installation  
We have designed your ET-153 to conform to federal regulations  
and you can connect it to most telephone lines. However, each de-  
vice you connect to the phone line draws power from it. We refer to  
ringer equivalence number  
this power draw as the device’s , or REN.  
The REN is on the bottom of the ET-153.  
If you use more than one phone or other device on the line, add up  
all the RENs. If the total is more than five (or three in rural areas),  
your phone(s) might not ring. If ringer operation is impaired, remove  
a device from the line.  
FCC Statement  
FCC Rules  
. You must, upon  
Your ET-153 complies with Part 68 of  
request, provide the FCC registration number and the REN to your  
phone company. These numbers are marked on the bottom of the  
ET-153.  
Note:  
You must not connect the headset telephone to:  
• coin-operated systems  
• party-line systems  
• most electronic key phone systems  
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CONTENTS  
Preparation ................................................................................. 7  
Connecting to the Phone Line ............................................... 7  
Adjusting the Headset ........................................................... 8  
Setting the Dialing Mode ..................................................... 10  
Turning the Ringer Off/On .................................................... 11  
Using the Belt Clip ............................................................... 12  
Operation .................................................................................. 13  
Initiating the Switchhook ..................................................... 13  
Answering a Call ................................................................. 13  
Placing a Call ...................................................................... 14  
Setting the Volume .............................................................. 15  
Using Hold ........................................................................... 16  
Using Flash ......................................................................... 17  
Using Redial ........................................................................ 18  
Using Tone Services with a Pulse Line ............................... 19  
Troubleshooting ....................................................................... 20  
Care and Maintenance ............................................................. 21  
The FCC Wants You To Know ............................................. 22  
Lightning ............................................................................. 23  
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Preparation  
Connecting to the Phone Line  
1. Plug one end of the supplied modular cord into the telephone  
line’s modular jack. Then plug the other end into the ET-153’s  
TEL. LINE  
jack.  
HEADSET  
2. Plug the headset’s mini plug into the  
back of the ET-153.  
jack on the  
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Adjusting the Headset  
1. Place the headset over either  
ear.  
2. Adjust the headset band until it rests with almost no pressure  
on your ear and the top of your head.  
If the headset is loose, remove it and adjust it inward slightly to  
tighten it. If the headset is tight, gently pull the headset band  
out to loosen it.  
3. Holding the headset in place  
(as shown), adjust the micro-  
phone boom until it is about  
even with your chin. Experi-  
ment until you find the most  
comfortable position.  
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4. Route the headset’s modular  
cord through the lapel clip’s  
channel and attach the lapel  
clip to your clothing. Leave  
enough slack in the cord so  
you can move your head with-  
out pulling the headset.  
9
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Setting the Dialing Mode  
TONE/PULSE  
Set  
for the type of service you have. If you are not sure  
which type you have, do this simple test.  
TONE/PULSE  
TONE  
.
1. Set  
on the side of the dialer to  
TALK/HANG UP  
2. Press  
tone.  
so its indicator lights and listen for a dial  
0
3. Press any number other than .  
If the dial tone stops, you have touch-tone service. If the dial  
tone continues, you have pulse service.  
10  
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TONE/PULSE  
PULSE  
. If you  
4. If you have pulse service, set  
to  
TONE/PULSE  
TONE  
.
have tone service, leave  
set to  
Turning the Ringer Off/On  
RINGER OFF  
ON  
RINGER  
OFF  
set to , the dialer  
You can set  
to  
or  
. With  
does not ring, but you can still make outgoing calls. If you hear an  
extension telephone ring, you can answer the incoming call on this  
phone.  
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Using the Belt Clip  
Use the ET-153’s belt clip to hang the dialer on your waistband so  
you can carry the dialer with you as you move around.  
To remove the belt clip from the ET-  
153, press the belt clip’s tab and  
slide it off in the direction of the ar-  
row.  
To reattach the belt clip to the ET-  
153, place the belt clip in the slot,  
then slide it in the direction of the ar-  
row until it locks into place.  
12  
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43-891B.fm Page 13 Thursday, February 18, 1999 3:46 PM  
Operation  
Initiating the Switchhook  
You must initiate the switchhook function the first time you use your  
ET-153, and anytime you cannot get a dial tone.  
TALK/HANG UP  
To initiate the switchhook function, hold down  
seconds.  
for 2  
Answering a Call  
TALK/HANG UP  
To answer a call, press  
crophone boom.  
, then speak through the mi-  
13  
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Placing a Call  
TALK/HANG UP  
1. With your headset on, press  
so the green indi-  
cator lights. Then listen for a dial tone.  
2. Dial the number you want to call.  
TALK/HANG UP  
3. To end the call, press  
turns off.  
. The green indicator  
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Setting the Volume  
VOLUME  
lets you adjust the volume you hear through the headset.  
This is especially useful for people who are hearing impaired, or  
when you encounter poor phone lines or especially noisy areas.  
15  
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Using Hold  
HOLD  
To place a call on hold, press  
. The red indicator lights to show  
that the call is still on the line. To release a call from hold, press  
TALK/HANG UP  
or pick up an extension phone on the same line.  
When you place a call on hold, you can disconnect the headset from  
the dialer if you need to step away. When you want to continue your  
TALK/HANG UP  
conversation, reconnect the headset. Then press  
release the call from hold.  
to  
16  
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Using Flash  
FLASH  
provides the electronic equivalent of a switchhook signal, re-  
quired by some telephone services, such as Call Waiting.  
For example, if you have Call Waiting, you can put your current call  
FLASH  
on hold and take another incoming call by pressing  
. Press  
FLASH  
again to alternate between the two calls.  
Note:  
FLASH  
If you do not have any special telephone services, pressing  
during a telephone conversation might disconnect your cur-  
rent call.  
17  
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Using Redial  
TALK/HANG UP  
REDIAL  
.
To dial the last number dialed, press  
, then  
Notes:  
REDIAL  
• If you get a busy signal, you can press  
again without  
TALK/HANG UP  
pressing  
.
• If the phone line has Call Waiting or requires extra time to get a  
FLASH  
dial tone, one-touch redial might not work. If so, press  
,
REDIAL  
then press  
.
• The redial memory holds 31 digits for tone dialing and 32 digits  
for pulse dialing.  
FLASH  
• The redial memory does not store a  
entry or any keys  
FLASH  
you press before  
.
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Using Tone Services with a Pulse Line  
Some special services, such as bank-by-phone, require tone sig-  
nals. If you have pulse service, you can still use these special tone  
services.  
TONE/PULSE  
PULSE  
, press at the point where tone sig-  
With  
set to  
nals are required. Any additional numbers you dial are sent as tone  
signals. The phone automatically resets to PULSE dialing when you  
hang up.  
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Troubleshooting  
If the headset’s volume level drops or if the phone begins to make  
unusual sounds, determine if other phones on the same line have  
been picked up. In areas with low telephone voltage, the ET-153  
might not operate when other phones are active on the same line.  
Hanging up the other phones should correct the problem.  
If you still have problems, immediately disconnect the ET-153. If oth-  
er phones on the same line operate normally, the fault is in the ET-  
153 or its installation. If you are unable to locate the problem, take  
the ET-153 to your local RadioShack store for assistance.  
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Care and Maintenance  
Your RadioShack ET-153 Super Lightweight Headset Telephone is  
an example of superior design and craftsmanship. The following  
suggestions will help you care for the ET-153 so you can enjoy it for  
years.  
Keep the ET-153 dry. If it gets wet, wipe it dry imme-  
diately. Liquids might contain minerals that can cor-  
rode the electronic circuits.  
Handle the ET-153 gently and carefully. Dropping it  
can damage circuit boards and cases and can  
cause the ET-153 to work improperly.  
Use and store the ET-153 only in normal tempera-  
ture environments. Temperature extremes can  
shorten the life of electronic devices and distort or  
melt plastic parts.  
Keep the ET-153 away from dust and dirt, which  
can cause premature wear of parts.  
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Wipe the ET-153 with a damp cloth occasionally to  
keep it looking new. Do not use harsh chemicals,  
cleaning solvents, or strong detergents to clean the  
ET-153.  
Modifying or tampering with the ET-153’s internal components can  
cause a malfunction and might invalidate the ET-153’s warranty and  
void your FCC authorization to operate it. If the ET-153 is not oper-  
ating as it should, take it to your local RadioShack store for assis-  
tance. If the trouble is affecting the telephone lines, the phone  
company can ask you to disconnect your ET-153 until you have re-  
solved the problem.  
The FCC Wants You To Know  
In the unlikely event that your phone causes problems on the phone  
line, the phone company can temporarily discontinue your service.  
If this happens, the phone company attempts to notify you in ad-  
vance. If advance notice is not practical, the phone company notifies  
you as soon as possible and advises you of your right to file a com-  
plaint with the FCC.  
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Also, the phone company can make changes to its lines, equipment,  
operations, or procedures that could affect the operation of this tele-  
phone. The telephone company notifies you of these changes in ad-  
vance, so you can take the necessary steps to prevent interruption  
of your telephone service.  
Lightning  
Your telephone has built-in protection circuits to reduce the risk of  
damage from surges in telephone line and power line current. These  
protection circuits meet or exceed the FCC requirements. However,  
lightning striking the telephone or power lines can damage your tele-  
phone.  
Lightning damage is not common. Nevertheless, if you live in an  
area that has severe electrical storms, we suggest that you unplug  
your phone during storms to reduce the possibility of damage.  
23  
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Notes  
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Limited One-Year Warranty  
This product is warranted by RadioShack against manufacturing defects in material  
and workmanship under normal use for one (1) year from the date of purchase from  
RadioShack company-owned stores and authorized RadioShack franchisees and  
dealers. EXCEPT AS PROVIDED HEREIN, RadioShack MAKES NO EXPRESS  
WARRANTIES AND ANY IMPLIED WARRANTIES, INCLUDING THOSE OF MER-  
CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN  
DURATION TO THE DURATION OF THE WRITTEN LIMITED WARRANTIES CON-  
TAINED HEREIN. EXCEPT AS PROVIDED HEREIN, RadioShack SHALL HAVE NO  
LIABILITY OR RESPONSIBILITY TO CUSTOMER OR ANY OTHER PERSON OR  
ENTITY WITH RESPECT TO ANY LIABILITY, LOSS OR DAMAGE CAUSED DI-  
RECTLY OR INDIRECTLY BY USE OR PERFORMANCE OF THE PRODUCT OR  
ARISING OUT OF ANY BREACH OF THIS WARRANTY, INCLUDING, BUT NOT LIM-  
ITED TO, ANY DAMAGES RESULTING FROM INCONVENIENCE, LOSS OF TIME,  
DATA, PROPERTY, REVENUE, OR PROFIT OR ANY INDIRECT, SPECIAL, INCI-  
DENTAL, OR CONSEQUENTIAL DAMAGES, EVEN IF RadioShack HAS BEEN AD-  
VISED OF THE POSSIBILITY OF SUCH DAMAGES.  
Some states do not allow the limitations on how long an implied warranty lasts or the  
exclusion of incidental or consequential damages, so the above limitations or exclu-  
sions may not apply to you.  
In the event of a product defect during the warranty period, take the product and the  
RadioShack sales receipt as proof of purchase date to any RadioShack store. Ra-  
dioShack will, at its option, unless otherwise provided by law: (a) correct the defect by  
product repair without charge for parts and labor; (b) replace the product with one of  
the same or similar design; or (c) refund the purchase price. All replaced parts and  
products, and products on which a refund is made, become the property of Ra-  
dioShack. New or reconditioned parts and products may be used in the performance of  
warranty service. Repaired or replaced parts and products are warranted for the re-  
mainder of the original warranty period. You will be charged for repair or replacement  
(Continued)  
of the product made after the expiration of the warranty period.  
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(Continued)  
This warranty does not cover: (a) damage or failure caused by or attributable to acts of  
God, abuse, accident, misuse, improper or abnormal usage, failure to follow instructions,  
improper installation or maintenance, alteration, lightning or other incidence of excess  
voltage or current; (b) any repairs other than those provided by a RadioShack Authorized  
Service Facility; (c) consumables such as fuses or batteries; (d) cosmetic damage; (e)  
transportation, shipping or insurance costs; or (f) costs of product removal, installation,  
set-up service adjustment or reinstallation.  
This warranty gives you specific legal rights, and you may also have other rights which  
vary from state to state.  
RadioShack Customer Relations, Dept. W, 100 Throckmorton St., Suite 600,  
Fort Worth, TX 76102  
3/97  
We Service What We Sell  
RadioShack  
A Division of Tandy Corporation  
Fort Worth, Texas 76102  
03A99  
Printed in China  
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