Radio Shack ET-153 User Manual
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Cat. No. 43-891
B
OWNER’S MANUAL
Please read before using this equipment.
ET-153
Super Lightweight
Headset T elephone
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WARNING
shock hazard, do not expose this product to
rain or moisture.
To reduce the risk of fire or
:
CAUTION
RISK OF ELECTRIC SHOCK.
DO NOT OPEN.
!
CAUTION
ELECTRIC SHOCK, DO NOT REMOVE
COVER OR BACK. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL.
This symbol is intended to alert you to the presence of uninsulated dangerous voltage within the product’s enclosure that
might be of sufficient magnitude to constitute a risk of electric
shock. Do not open the product’s case.
This symbol is intended to inform you that important operating
and maintenance instructions are included in the literature ac-
!
companying this product.
RadioShack is a registered trademark used by Tandy Corporation.
: TO REDUCE THE RISK OF
1997, 1999 Tandy Corporation.
©
All Rights Reserved.
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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 l ets you keep y our 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
the dialer when you put a call on hold, so you can step away from
the phone without remov ing the hea ds et. You can return to the con versation by simply reconn ec ting the headset.
Lapel Clip
to your clothing to prevent the headset cord from pulling on the
headset.
Studio-Quality Electret Condenser Microp hone
transmission.
Adjustable Volume
T ouch-T one or Pulse (Rotary) Dialing
with either type of service.
— lets you securely anchor the headset’s modular cord
— lets you disconnect the headset from
— for clear voice
— gives you full control of the volume level.
— lets you use your ET-153
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Hold Button
Flash
specialized telephone services, such as Call Waiting.
Ringer OFF/ON
Redial
button.
Belt Clip
for easy portability.
Hearing-Aid Compatible
aids that have a T (telephone) switch.
The ET-153 has bee n tested a nd found to compl y with all applica ble
UL and FCC standards.
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— lets you put a call on hold.
— sends a timed electronic switchhook signal for use with
— lets you turn the ringer on or off.
— lets you redial the last number dialed with the touch of a
— lets you hook the phone’s remote keypad on your belt
— lets you use the ET-15 3 with hea ring
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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 device you connect to the phone line draws power from it. We refer to
this power draw as the device’ s
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 n ot ring. If ri nger ope ration is impai red, r emove
a device from the line.
ringer equivalenc e number
, or REN.
FCC Statement
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
FCC Rules
. You must, upon
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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.
2. Plug the headset’s mini plug into the
back of the E T-153.
HEADSET
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 loo se , rem ov e it a nd a djust 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 microphone boom until it is about
even with your chin. Experiment 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 without pulling the heads et.
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