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  9. Radio Shack 21-1905 User manual

Radio Shack 21-1905 User manual

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Copyright 2025 Manuals.Online. All Rights Reserved.

©2003 RadioShack Corporation.
All Rights Reserved.
RadioShack, RadioShack.com, and Adaptaplug are trademarks
used by RadioShack Corporation.
www.radioshack.comSM
AO0161AAA1
05A03
Printed in China
21-1905
22-Channel GMRS/FRS Two-Way Radio
1. Turn off the radio by rotating VOL/OFF clockwise until it clicks.
2. Pull down the latch on the battery compartment cover and remove the cover.
3. Set CHARGE ON/OFF inside the battery compartment to ON if you use rechargeable
batteries or to OFF if you use non-rechargeable batteries. Install the batteries
according to the polarity symbols (+ and –) marked inside.
4. Replace the cover and push the latch up until it clicks. Then rotate VOL/OFF
counterclockwise until it clicks to turn on the radio.
appears on the display to indicate the amount of battery power remaining . When
²flashes, replace alkaline batteries or recharge Ni-Cd or Ni-MH batteries.
USING AC POWER/
VEHICLE BATTERY POWER
You can charge the batteries in the radio from a
standard AC outlet or even your vehicle using a 6V,
series-regulated, DC adapter and a size F Adaptaplug™
adapter (neither supplied). Both are available at your
local RadioShack store.
1. Rotate VOL/OFF counterclockwise until it clicks to
turn off the radio.
2. Pull down the latch on the battery compartment
cover. Then remove the cover.
3. Set CHARGE ON/OFF to ON.
4. Install the batteries according to the polarity
symbols (+and –) marked inside.
5. Replace the cover and push the latch up until it
clicks. Then rotate VOL/OFF counterclockwise until it
clicks to turn on the radio.
Using Keylock
To lock or unlock the keypad, hold down FUNC and press PTT to lock or unlock
the keys. appears when the keys are locked. When the keypad is locked,
you can still transmit (press PTT), send a call (press CALL) or temporarily
enable/disable Vox (press PTT when Vox level is 1–4).
PTT
1. Hold down PTT to talk.
2. Release PTT to receive.
If you hold down PTT for about two-minutes, the radio
automatically stops transmitting to save power.
Using a Headset
You can make or answer calls
with handsfree convenience
usinganoptionalheadsetwith
a3/32-inch plug (not supplied,
available at your local
RadioShack store). To
connect a headset, insert the
headset’s plug into the
MIC/SPK jack on the bottom of
the radio
OFF/VOLUME
Rotate VOL/OFF counterclockwisetoturnonthe
radio and adjust the volume. Rotate VOL/OFF
clockwisetoturntheradiooff.
UP/DOWN
Press or to select a channel, quiet code, or use
scan.
Thank you for purchasing a RadioShack
22-Channel GMRS/FRS Two-Way Radio.
You can use your radio to communicate at
almost any time. You can talk to your
friends in the next room, next door, and
around the neighborhood. Your radio
transmits and receives on General Mobile
Radio Service (GMRS) and Family Radio
Service (FRS) frequencies. See your
Owner’s Manual for licensing information.
Radio (1)
PACKAGE CONTENTS
You can use four AA Ni-MH batteries,
or four AA Ni-Cdbatteries, or four AA
alkaline batteries (none supplied) to
power your radio. Batteries are
available at your local RadioShack
storeoronlineat
www.radioshack.com.Youcan
recharge Ni-MH batteries in the radio
using an optional smart charger or
AC or DC adapter. It takes about 2
hours for Ni-MH or Ni-Cd batteries to
charge using a smart charger or 10
hours using an AC or DC adapter.
oWARNING o
If you use non-rechargeable batteries, be sure to
set CHARGE ON/OFF to OFF. Non-rechargeable
batteries can get hot and explode if you try to
recharge them.
!IMPORTANT !
Do not open your radio to make any internal
adjustments. Your radio is set up to transmit
a regulated signal on an assigned
frequency. It is against the law to alter or
adjust the settings inside the radio to
exceed those limitations. Any adjustments
made to your radio must be made by a
qualified technician using the proper test
equipment. Never open your radio's case.
Never change or replace anything in your
radio except the batteries.
Selecting Quiet Codes
Thereare38codestochoosefrom.SeeyourOwner’s
Manual for a listing of the Quiet Codes.
To select the desired quiet code, hold down FUNC.FUNC
appears on the display. Repeatedly press or hold eor
duntil you see the code number you want to use.
To turn off the quiet code feature, hold down FUNC and
repeatedly press or hold eor dat the same time until
the quiet code number disappears.
USING KEY TONE AND VIBRATE
You can set the radio so it sounds a tone when you press any key except PTT
or FUNC. You can also set the radio to vibrate when it receives a signal after the
radio is idle for 30 seconds.
To turn on the key tone and vibrate feature, press MENU to activate the Menu
function and press eor duntil and ON appear. Press PTT to store the
setting. Repeat these procedures to turn off the key tone and vibrate feature.
and OFF disappears. Press PTT to store the setting.
To turn on the key tone and turn off the vibrate feature, press MENU to activate
the Menu function and presseor duntil and ON appears. Press PTT key to
store the setting.
To turn off the key tone and turn on the vibrate feature, press MENU to activate
the Menu function and press eor dkey until and ON appears. Press PTT to
store the setting.
When you do not press a key after 20 seconds, while in the Menu, the radio
exits the Menu without saving your settings.
RESETTING THE RADIO
If the radio’s display locks up or the radio does not work properly after you turn
it on, turn it off and then on again. If this does not correct the problem, remove
the batteries, wait about ten minutes, then reinstall them.
Using Scan
Press and hold eor dtoscanupordowntofindthedesiredchannelandquiet
code. The radio automatically scans through the channels and pauses on each
active channel. While scanning, press eor dto change the scanning direction.
Press PTT to stop scanning
Using VOX
Voxoperationallowsyoutotransmitavoicemessage
without pressing any key. To activate Vox, continuosly
press MENU until VOX appears. Press eor dto select
the desired level (1– 4). Select OFF to turn Vox off.
Press PTT to store the setting. When you do not press
any key after 20 seconds, while in the Menu, the radio
exits the Menu without saving your settings.
OPERATION
INSTALLING BATTERIES OPTIONAL ACCESSORIES
Owner’s Manual
Quick Start
Belt Clip
Headset with Mic
Alkaline Batteries
Cigarette-Lighter Adapter
Leather Carrying Case
Size F AdaptaplugTM
Connector
Smart Charger
6V 1000 mA
AC Adapter
6V
1000 mA