Uniden Two Way Radio GMR1438 2 User Manual

Congratulations on your purchase of the Uniden  
GMR1438 Series (General Mobile Radio Service)  
radio. This lightweight, palm-sized, radio is a  
state-of-the-art device, equipped with many  
valuable features. Use it at sporting events, to stay  
in contact with family and friends, hiking, skiing,  
outdoors, or in a neighborhood watch for vital  
communication.  
pressing the tab at the bottom of the  
compartment door, and remove the cover.  
3) Install the NiMH battery pack into the battery  
compartment. Be certain to follow the  
To turn ON channel scan:  
Voice Operated Transmission  
Automatic Power Save Feature  
USING THE RADIO  
GMR1438-2  
GMR1438-2CK  
Your GMR1438 radio is equipped with a user  
selectable Voice Operated Transmitter (VOX) that  
can be used for automatic voice transmissions. The  
VOX feature is designed to be used with a headset  
with a microphone. Transmission is initiated by  
speaking into the remote microphone instead of  
pushing the PTT button.  
Your GMR1438 radio has a unique circuit designed to  
dramatically extend the life of the  
batteries. If there is no transmission nor an incoming  
call within 3 seconds, your radio switches to the  
Power Save mode. The radio is still able to receive  
transmissions in this mode.  
Press the scan key until the scan... icon is  
displayed. The channel number on the display  
changes as the radio rapidly cycles through the  
channels.  
In order to get the most out of your new radio, read  
this reference guide completely before attempting to  
operate the unit.  
instructions written on the label on the battery  
pack. Installing the battery pack incorrectly will  
prevent the unit from operating.  
Turning the Radio On and Adjusting the Volume  
To turn OFF channel scan:  
• 15 GMRS / 7 FRS Channels  
• 99 Sub Codes  
(CTCSS Tone and DCS Code) Battery Level Meter  
Roger Beep  
1) Press and hold the key to turn the radio ON,  
and increase the speaker volume by pressing the  
Battery Charger  
Press the call, PTT, menu or scan key.  
4) Replace the battery compartment door.  
LCD Backlight  
To select the VOX level:  
L key. To decrease the volume, press the M key.  
2) Press and hold the  
OFF.  
Talking on Your Radio  
• Up to 14 Mile Range*  
• Internal VOX Circuitry  
• 5 Selectable Call Tone Alerts  
• Backlit LCD Display  
Channel Monitor  
Channel Scan  
Keypad Lock  
The LCD Backlight automatically turns ON when any  
key (except the PTT button) is pressed. The LCD  
display illuminates for 10 seconds before turning OFF.  
key again to turn the radio  
1) Enter the Menu. Advance through the Menu until  
the vox icon appears on the display. The current  
level (OFF, 1-5) will be indicated. Level oF (OFF)  
disables VOX, while levels 1-5 set the sensitivity  
of the VOX circuit.  
2) Press either the L or M key to the desired VOX  
sensitivity level. Use level 1 for increased  
sensitivity to voice in normally quiet  
PACKAGE CONTENTS  
To talk to others using the radio:  
Depending on the model configuration, your  
package should include:  
BATTERY LEVEL AND  
LOW BATTERY ALERT  
1) Press and hold the PTT button and speak in a  
clear, normal voice about 2-3 inches away from  
the microphone. While you are transmitting, the  
icon appears on the display. To avoid cutting  
off the first part of your transmission, pause  
slightly after pressing the PTT button before you  
start talking.  
2) When you have finished speaking, release the  
PTT button. You can now receive incoming calls.  
While receiving, the  
display.  
Adjusting the Sound (Key Beeps)  
Roger Beep  
• Optional Headset Accessories  
• Headset Jack  
Your radio emits a beep each time one of the keys  
(except for the PTT button and call key) is pressed.  
To turn this sound OFF, press and hold the call key  
while turning ON the radio. Repeat this step to turn  
the sound ON.  
Roger Beep is a BEEP that is sent to notify the end of  
transmission (both PTT and VOX transmission).  
Roger Beep can be heard through the speaker when  
both Roger beep and Key Beep are set to ON. When  
Roger beep is set to ON and Key Beep OFF, Roger  
Beep will not be heard from the speaker but it will be  
transmitted to your party. When Roger Beep is set to  
OFF, Roger Beep neither be herad nor transmitted.  
GMR1438-2  
Two GMR1438 Radios with Belt Clips  
This unit has a battery level meter on the display to  
indicate the status of the batteries. When the  
battery in the unit is low, the battery level meter  
GMR1438-2CK  
icon  
flashes. Recharge the NiMH battery  
environments, and use a higher level to reduce  
undesired activation in very noisy environments.  
Two GMR1438 Radios with Belt Clips  
One Dual Charging Cradle (#RC1032)  
Two Rechargeable Batteries (BP40)  
One AC Adapter (AD-0001)  
pack immediately or if you are using the alkaline  
batteries, you must replace the alkaline batteries in  
order to continue using the radio.  
Choosing a Channel  
Transmitting a Call Tone  
Your radio has 22 channels and 99 Sub codes you  
can use to talk to others. In order to speak to  
someone, each of you must be set to the same  
channel and Sub code.  
icon appears on the  
Your GMR1438 radio is equipped with 5 selectable  
call tones that are transmitted when the call key is  
pressed.  
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.  
To turn ON Roger Beep:  
To order the following optional accessories, visit our  
during regular business hours. Use only Uniden  
accessories.  
Monitor Mode Feature  
*Range may vary depending on environmental and/or topographical conditions.  
Press and hold the L key while turning ON the radio.  
Your GMR1438 radio allows you to listen for weak  
signals on the current channel at the press of a  
key.  
To choose a channel:  
To select a call tone:  
To turn OFF Roger Beep:  
With the radio in "Normal" operating mode press the  
chan tone key and press the L or M key to  
increase or decrease the channel number displayed.  
1) Enter the Menu. Advance through the Menu until  
the call icon is shown on the display. The current  
call tone number (1-5) is indicated.  
2) Press the L or M key to increase or decrease  
the number to the desired call tone. Each tone  
will be heard through the speaker.  
GMR1438 RADIO  
Press and hold the L key while turning ON the radio.  
NiMH Battery Pack - #BP40  
Charging Cradle - #RC1032  
Headset - #HS910/HS915/ZA-133  
AC Adapter (AD-0001)  
To turn ON the Monitor Mode:  
CHARGING THE RADIO  
For brief listening, press mon button. The  
icon blinks.  
Press and hold mon button for 2 seconds until  
two beeps sound for continuous listening. The  
receiver circuit stays open, letting both the noise  
and weak signals to be heard.  
Note: Channels 1-7 have an typical range of up to  
14 miles. Channels 8-14 have an typical range of up  
to 5 miles. Channels 15-22 have an typical range of  
up to 14 miles.You can know which GMRS or FRS  
channel is active by the icon. hi icon is displayed  
while scanning GMRS channels, and the lo icon is  
displayed while scanning FRS channels.  
GMR1438-2CK includes charging cradle and  
rechargeable battery packs. Follow these instruc-  
tions to recharge the radios in a charging cradle.  
Make sure to turn the radio OFF before placing  
the radio in the charging cradle. Otherwise the  
battery level meter icon won’t indicate properly.  
To transmit the selected call tone, press the call  
key. The selected tone will automatically be  
transmitted for a fixed length of time. Call Tone will  
be cancelled when the PTT button is pressed.  
GMRS LICENSE  
To turn OFF Monitor Mode:  
The GMR1438 radio operates on the General  
Mobile Radio Service (GMRS) frequencies when  
using Channels 1-7 and channels 15-22.You  
must have a GMRS license issued by the Federal  
Communications Commission to legally use  
these channels. For licensing information and  
application forms, visit the FCC online at:  
1-800-418-3676. If you have any questions, you  
can contact the FCC direct at 1-888-225-5322.  
No license is required for operation on channels  
8-14 or operation on any channel in Canada.  
Press mon button to return to "Normal" mode,  
and the  
Note: GMR1438-2 does not include rechargeable  
batteries or charger.  
Choosing a Sub Code  
icon stops blinking and disappears.  
Key Lock  
Each of the channels 1-22 may have any one of  
the codes, OFF or 1-99 selected. Code oF (OFF)  
indicates no Sub code selected and your radio can  
receive a signal regardless of the code settings of  
the transmitting radio.  
To lock the keypad:  
Navigating through the Menu  
1) Connect the AC adapter (# AD-0001) to DC IN  
9V jack and to a standard 120V AC wall outlet.  
2) Set the charging cradle on the desk or tabletop,  
and place the radio in the charging cradle with  
the keypad facing forward.  
3) Make sure that the LED illuminates. Charge the  
battery pack for 16 hours and remove the radio  
from the charging cradle after charge.  
To access the advanced features of the GMR1438,  
your radio has a Menu function.  
1) Enter the Menu. Advance through the Menu until  
the  
icon appears on the display. The current  
Key Lock status oF (OFF) blinks on the display.  
2) To switch the Key Lock mode from oF (OFF) to  
on, press the L key.  
3) To confirm the setting, press the menu key.  
The radio returns to the "Normal" mode.  
Normal  
VOX Level  
Call Tone  
Key Lock  
Normal  
1) Press chan tone in channel select mode.  
The subcode indicator will flash.  
2) Press the L or M key to increase or decrease  
the code number displayed. You can also select  
oF (OFF) at this stage.  
1-5  
OFF, 1-5  
ON-OFF  
Note: If you exit the setting mode before confirming  
your selection by pressing the menu key, the Key  
Lock setting will be set to oF (OFF).  
1) To enter the Menu, press the menu key.  
2) Additional presses of the menu key advances  
you through the Menu until exiting to "Normal"  
operating mode.  
Note: The charge indicator LEDs will remain on as  
long as the radios are left in the charger.  
1 Antenna  
14 Receive Indicator  
15 Call Indicator  
16 Scan Indicator  
17 Channel Indicator  
18 Hi Power Indicator  
19 Low Power Indicator  
20 Transmit Indicator  
21 Volume Setting Indicator  
22 Keypad Lock Indicator  
23 VOX Indicator  
3) Exit the Menu.  
2 PTT (Push-To-Talk) Button  
3 Monitor Button  
4 Scan Key  
5 Menu Key  
6 Channel Tone Key  
7 Speaker  
Note:  
INSTALL THE BATTERY  
Channel Scan Feature  
To unlock the keypad:  
Use only the supplied battery and AC adapter or  
approved accessories from Uniden.  
3) Other methods of exiting the Menu function are:  
key again.  
Your GMR1438 radio has a channel scan feature  
that allows you to easily scan all 22 channels. When  
an active channel is detected, the radio pauses on  
that channel until the channel is clear. Then after a 2  
second delay, the radio continues scanning.  
1) Press and hold the key to turn the radio OFF.  
2) Press and hold the key again to turn the  
radio ON. The keypad is unlocked.  
GMR1438 radio uses a supplied NiMH battery pack  
(GMR1438-2CK Only) or 4 AAA alkaline batteries  
(not included).  
a. Press and hold the  
b. Press the PTT, mon, call, scan or chan tone  
key  
Charge time may vary depending on the battery  
life remaining.  
8 Up/Down Button  
9 Headset Jack  
10 On/Off Key  
c. Wait 10 seconds until the unit automatically  
returns to Normalmode.  
Do not recharge alkaline batteries. Doing so can  
create a safety hazard or damage the radio.  
To install the NiMH battery pack:  
Pressing the PTT button while the scan is paused  
on a channel allows you to transmit on that channel.  
11 Call Key  
12 Microphone  
13 Battery Level Meter  
24 Sub Code Indicator  
25 Charging Contacts  
1) Make sure your radio is OFF.  
For fastest charging, turn off the radio before  
charging.  
2) Remove the battery compartment door by  
 

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