Uniden GMRS522-2 Reference Manual

Congratulations on your purchase of the Uniden
GMRS522-2
GMRS522-2 (General Mobile Radio Service) radio.
This product is a lightweight, palm-sized radio. Use it
• 8 GMRS / 14 FRS Channels
• Battery Level Meter at sporting events to stay in contact with family and
friends, hiking, skiing, outdoors, or in a neighborhood
• 38 CTCSS Codes • Channel Scan
watch for vital communication. This compact, state-
• Extended Long Range*

• Keypad Lock

of-the-art device is equipped with many features.
• 5 Selectable Call Tone Alerts
• Backlit LCD Display
• Battery Recharge Circuit Your package contains the 2 GMRS522-2 radios,
2 NiMH battery packs, a dual charge cradle, an
• NiMH Battery Pack and
AC/DC adapter, this reference guide, and a product
Drop-in Charger
registration card. You may operate each unit using
3 AA alkaline batteries or the included rechargeable
NiMH battery pack. The following replacement
accessories may be purchased from your
participating Uniden dealer or call 1-800-554-3988
or visit us on the web at www.uniden.com.
Use only Uniden accessories.
•Recharge Cradle with AC Adapter - #RC5248
•Extra Battery - #BP524
*Range may vary depending on environmental and/or topographical conditions.
The GMRS522-2 radio operates on the General
Mobile Radio Service (GMRS) frequencies which
require a Federal Communication Commission
license to operate. For licensing information and
application forms, visit the FCC online at:
www.fcc.gov/wtb/uls or call the FCC hotline at
1-800-418-3676. If you have any questions
you can contact the FCC direct at 1-888-225-5322.
Your GMRS522-2 radio uses the included NiMH
battery pack or 3 AA alkaline batteries. If alkaline
batteries are used, we recommend using high quality
alkaline batteries.
To install the NiMH battery pack:
1) Make sure your radio is OFF.
2) Remove the battery compartment door
1 Antenna 14 Battery Level Meter
2 Monitor Button 15 Scan Indicator
3 PTT Button 16 Transmit Indicator
4 Up/Scan Key 17 Lock Indicator
5 Down/Scan Key 18 Channel Indicator
3) Place the NiMH battery pack in the compartment,
6 Speaker 19 Call Alert
7 On/Off/Volume Control 20 Receive Indicator
8 Beltclip 21 CTCSS Code
9 Select/Lock Key
10 Call Key
4) Replace the battery compartment door.
11 Microphone
5) The battery pack must be charged before using
12 Battery Cover
13 Charging LED's
the charging cradle allowing 12-16 hours
charging time to fully charge the battery pack.
NOTE: Always make sure your battery pack is fully
discharged before recharging to prolong the life of
the battery pack.
To install the 3 AA alkaline batteries:
1) Make sure your radio is OFF.
2) Remove the battery compartment door by
pressing the tab at the bottom of the
compartment door allowing the door to
be removed.
3) Install 3 AA alkaline batteries (not included) into
the battery compartment. Be certain to follow the
+ and - symbols in the compartment. Installing
the batteries incorrectly will prevent the unit from
operating.
4) Replace the battery compartment door.
This unit has a battery level meter on the display to
indicate the status of the batteries. When the
batteries in the unit are low, the battery meter icon
will flash and the unit will emit a low battery
tone. Replace the alkaline batteries immediately or
if you are using the NiMH battery pack, you must
recharge the batteries in order to continue using
the radio.
Warning! To avoid the risk of personal injury or
property damage from fire or electrical shock, only
use the Uniden accessories specifically designated
for this product.
In order to get the most out of your new radio, read
this reference guide completely before attempting to
operate the unit.

Turning the Radio On and Adjusting the Volume

by pressing the tab at the bottom of the
1) Rotate the on/off/volume control counter
compartment door allowing the door to
clockwise to turn the unit ON and increase
be removed.
the speaker volume.
2) Rotate the on/off/volume control clockwise
making sure that the charge contacts are on the
to decrease the speaker volume and turn
lower half of the battery pack and face out. If the
the unit OFF.
NiMH battery pack is installed incorrectly, the unit
will not operate.

Adjusting the Sound (Key Beeps)

Your radio emits a beep each time one of the buttons
or keys are pressed. To turn this sound OFF, press
for the first time. Place the GMRS522-2 radio into
select/lock while turning on the radio. Repeat this
step to turn the sound ON.

Navigating through the Menu

2) When you are finished speaking, release
the PTT button. You can now receive
To access the advanced features of the
incoming calls. While receiving, the
GMRS522-2, your radio has a Menu function.
R R X X icon will appear on the display.

Transmitting a Call Alert Tone

Your GMRS522-2 radio is equipped with 5
selectable call tones that will be transmitted
when the call key is pressed.
1) To enter the Menu, press the select/lock key.
2) Additional presses of the select/lock key will
To select a call tone:
advance you through the menu until exiting to
1) Enter the Menu. Advance through the
"normal" operating mode.
Menu until the C C A A L L L L icon is shown on
3) Other methods of exiting the menu function are:
the display. The current call tone number
a. Press PTT. (Push To Talk)
(1 1 -5 5 ) will be indicated.
b. Wait 10 seconds until the unit automatically
2) Press the or
returns to "normal" mode.
decrease the number to the desired call
tone. Each tone will be heard through

Choosing a Channel

the speaker.
Your radio has 22 channels and 38 CTCSS codes
3) Exit the Menu.
you can use to talk to others. In order to speak to
someone, each of you must be set to the same
To transmit the selected call alert tone,
channel and CTCSS code.
press the call key. The selected tone will
automatically be transmitted for a fixed
To choose a channel:
length of time.
With the radio in normal operating mode press the
or key to increase or decrease the channel

Channel Scan Feature

number displayed.
Your GMRS522-2 radio has a channel Scan
feature that allows you to easily Scan all 22

Choosing a CTCSS Code

channels. When an active channel is detected,
Each of the GMRS/FRS channels 1-22 may have
the unit will pause on that channel until the
any one of the codes 0-38 selected. Code "0"
channel is clear. Then after a 4 second delay,
indicates no CTCSS code selected and your
the unit will continue scanning. Pressing PTT
radio can receive a signal regardless of the code
while the Scan is paused on a channel will
settings of the transmitting radio.
allow you to transmit on that channel.
1) Enter the Menu. The CTCSS code on the LCD
To turn ON channel scanning:
display will flash.
Press and hold either the
2) Press the or key to increase or decrease
the S S C C A A N N icon is displayed. The channel
the code number displayed.
number on the display will rapidly cycle
3) Exit the Menu to return to "normal" mode.
through the channels.

Talking on Your Radio

To turn OFF channel scanning:
To talk to others using the radio:
Press and release either the
1) Press and hold the PTT button and speak in

Auto Squelch Feature

a clear, normal voice about 2-3 inches
away from the microphone. While you are
The GMRS522-2 radio is equipped with an
transmitting, the T T X X icon will appear on the
automatic squelch system which shuts off
display. To avoid cutting off the first part of
weak transmissions and unwanted noise due
your transmission, pause slightly after
to terrain conditions or if you have reached
pressing the PTT button before you start
your range limit.
talking.
To temporarily disable the Auto Squelch and
monitor the selected channel, press and hold
the monitor button. When the monitor button
is released, the Auto Squelch will be re-engaged.
To persistently monitor the channel between
transmissions, press and hold the monitor button
until the second confirmation beep is heard.
Automatic Power Save Feature
Your GMRS522-2 radio has a unique circuit designed
to dramatically extend the life of the batteries. If there
is no transmission within 5 seconds, your radio
switches to the Power Save mode. The radio is still
able to receive transmissions in this mode.
LCD Backlight
The LCD backlight will automatically turn on when
any key is pressed. The LCD display will illuminate
key to increase or
for 5 seconds before turning off.
Keypad Lock
To Lock the keypad, press and hold the select/lock
key until the icon is displayed. To remove the
keypad Lock, press and hold the select/lock key
until the Lock icon disappears.
or key until
or key.