Uniden Two Way Radio GMRS680 User Manual

Congratulations on your purchase of the Uniden  
GMRS680 (General Mobile Radio Service) radio.  
This product is a lightweight, palm-sized radio.  
Use it at sporting events to stay in contact with  
family and friends, hiking, skiing, outdoors, or in  
a neighborhood watch for vital communication.  
This compact, state-of-the-art device is equipped  
with many features.  
Choosing a Channel  
2) Press either the channel/scan L or M key to  
the desired VOX sensitivity level. Use level 1 for  
increased sensitivity to voice in normally quiet  
environments, and use a higher level to reduce  
undesired activation in very noisy environments.  
3) Exit the Menu.  
Keypad Lock  
BATTERY LEVEL AND  
LOW BATTERY ALERT  
GMRS680  
Your radio has 22 channels and 38 CTCSS 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 CTCSS code.  
To Lock the keypad:  
8 GMRS / 14 FRS Channels  
38 CTCSS Codes  
Battery Level Meter  
Channel Monitor  
Channel Scan  
Keypad Lock  
1) Enter the Menu. Advance through the Menu until  
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 level meter  
the  
icon appears on the display. The current  
Up to 5 Mile Range*  
Internal VOX Circuitry  
5 Selectable Call Tone Alerts  
Backlit LCD Display  
key Lock status (OFF) blinks on the display.  
2) To switch the key Lock mode from OFF to ON,  
press the channel/scan L key.  
To choose a channel:  
icon  
will flash. 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.  
Transmitting a Call Tone  
With the radio in "Normal" operating mode press  
the channel/scan L or M key to increase or  
decrease the channel number displayed.  
3) To confirm the setting, press the sel/ key. The  
radio returns to the "Normal" mode.  
Optional Headset Accessories  
Headset Jack  
Your GMRS680 radio is equipped with 5 selectable  
call tones that will be transmitted when the call key  
is pressed.  
OPTIONAL ACCESSORIES  
Note: If you exit the setting mode before confirming  
your selection by pressing the sel/ key, the key  
Lock setting will be set to OFF.  
Battery Recharge Circuit  
Optional NiMH Battery Pack  
and Charger  
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.  
Your package contains the GMRS680 radio, this  
reference guide, including a product registration  
card. You may operate the unit using 4 AAA alkaline  
batteries or the rechargeable NiMH battery pack  
(not included). The following optional accessories  
may be purchased from your participating Uniden  
dealer or call1-800-554-3988 or visit us on the web  
at www.uniden.com. Use only Uniden accessories.  
Choosing a CTCSS Code  
To select a call tone:  
Each of the channels 1-22 may have any one of  
the codes, OFF or 1-38 selected. Code "OFF"  
indicates no CTCSS code selected and your radio  
can receive a signal regardless of the code settings  
of the transmitting radio.  
1) Enter the Menu. Advance through the Menu until  
To Unlock the keypad:  
the call icon is shown on the display. The  
current call tone number (  
indicated.  
-
) will be  
1) Press and hold the sel/ key to turn the unit  
OFF.  
USING THE RADIO  
2) Press the channel/scan L or M key to  
increase or decrease the number to the desired  
call tone. Each tone will be heard through the  
speaker.  
In order to get the most out of your new radio, read  
this reference guide completely before attempting to  
operate the unit.  
2) Press and hold the sel/ key again to turn the  
unit ON. The keypad is unlocked.  
1) Enter the Menu. The CTCSS code on the LCD  
display will flash.  
NiMH Battery Pack - #BP38  
Recharging Cradle - #RC6248  
Dual Recharging Cradle  
2) Press the channel/scan L or M key to  
increase or decrease the code number  
displayed. You can also select “OFF” at this  
stage.  
Turning the Radio On and Adjusting the Volume  
3) Exit the Menu.  
Automatic Power Save Feature  
1) Press and hold the sel/ key to turn the unit  
ON, and increase the speaker volume by  
pressing the volume L key. To decrease the  
volume, press the volume M key.  
with AC Adapter - #CK6000  
Your GMRS680 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.  
To transmit the selected call tone, press the call  
key. The selected tone will automatically be  
transmitted for a fixed length of time.  
*Range may vary depending in environmental and/or topographical conditions.  
3) Exit the Menu to return to “Normal” mode.  
FCC GMRS LICENSE  
GMRS680 RADIO  
Talking on Your Radio  
2) Press and hold the sel/ key again to turn the  
unit OFF.  
Channel Scan Feature  
The GMRS680 radio operates on the General  
Mobile Radio Service (GMRS) frequencies which  
require a Federal Communication Commission  
To talk to others using the radio:  
Your GMRS680 radio has a channel Scan feature  
that allows you to easily Scan all 22 channels.  
When an active channel is detected, the unit will  
pause on that channel until the channel is clear.  
Then after a 2 second delay, the unit will continue  
scanning. Pressing PTT while the Scan is paused  
on a channel will allow you to transmit on that  
channel.  
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 will appear on the display. To avoid  
Adjusting the Sound (Key Beeps)  
LCD Backlight  
license to operate. For licensing information and Your radio emits a beep each time one of the  
The LCD backlight will automatically turn ON when  
any key (except PTT button) is pressed. The LCD  
display will illuminate for 10 seconds before turning  
OFF.  
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.  
buttons or keys (except for the PTT button and call  
key) are pressed. To turn this sound OFF, press and  
hold call while turning ON the radio. Repeat this  
step to turn the sound ON.  
cutting off the first part of your transmission,  
pause slightly after pressing the PTT button  
before you start talking.  
Monitor Mode Feature  
2) When you are finished speaking, release the PTT  
button.You can now receive incoming calls. While  
Navigating through the Menu  
To access the advanced features of the GMRS680,  
your radio has a Menu function.  
To turn ON channel scanning:  
INSTALL THE BATTERIES  
Your GMRS680 radio allows you to listen for weak  
signals on the current channel at the press of  
a key.  
receiving, the  
icon will appear on the display.  
Press and hold either the channel/scan L or M  
key until the scan icon is displayed. The channel  
number on the display will change as the radio  
rapidly cycles through the channels.  
Your GMRS680 radio uses 4 AAA alkaline batteries  
or the optional NiMH battery pack (not included).  
If alkaline batteries are used, we recommend using  
high quality alkaline batteries.  
Voice Operated Transmission  
Normal  
CTCSS  
VOX Level  
Call Tone  
Key Lock  
Normal  
To turn ON the monitor mode:  
Your GMRS680 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.  
Press mon for brief listening, the  
blink.  
icon will  
To turn OFF channel scanning:  
1-5  
off, 1-38  
off, 1-3  
ON-OFF  
To install the 4 AAA alkaline batteries:  
Press and hold mon for 2 seconds for  
Press sel/  
call, or PTT.  
,
1) Make sure your radio is OFF.  
continuous listening. The receiver circuit will stay  
open, and letting in both the noise & weak  
signals.  
2) Remove the battery compartment door by  
pressing the tab at the bottom of the  
compartment door allowing the door to be  
removed.  
1) To enter the Menu, press the sel/ key.  
2) Additional presses of the sel/ key will  
1
2
3
4
5
Antenna  
11 Battery Level Meter  
12 Receive Indicator  
13 Scan Indicator  
PTT (Push-To-Talk) Button  
Channel/Scan Up Key  
Call Key  
advance you through the Menu until exiting to  
"Normal" operating mode.  
To turn OFF monitor mode:  
To select the VOX level:  
14 Channel Indicator  
15 Call Indicator  
16 VOX Indicator  
3) Install 4 AAA 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.  
Press mon to return to "Normal" mode, and the  
icon stops blinking.  
3) Other methods of exiting the Menu function are:  
a. Press and hold the sel/ key again.  
b. Press PTT, mon, volume L/M, and call.  
c. Wait 10 seconds until the unit automatically  
returns to Normalmode.  
Channel/Scan Down Key  
1) Enter the Menu. Advance through the Menu until  
the vox icon appears on the display. The current  
level (off, 1-3) will be indicated. Level oF”  
6
7
8
9
Sel/ Key  
Speaker  
Mon Key  
17 Keypad Lock Indicator  
18 Transmit Indicator  
19 Volume Setting Indicator  
20 CTCSS Indicator  
disables VOX, while levels  
sensitivity of the VOX circuit.  
-
set the  
Volume Up Key  
4) Replace the battery compartment door.  
10 Volume Down Key  
 

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