GMRS540

• 5

Selectable Call Tone Alerts

• Extended Long Range*

• 8

GMRS/14 FRS Channels

• Battery Level Meter

• Battery Recharge Circuitry

• Backlit LCD Display

• Internal VOX Circuitry

• Channel Scan

• Channel Monitor

• Keypad Lock

• Headset Jack

• Weather Alert

38 CTCSS Codes

7 NOAA Emergency/Weather Channels

Optional NiMH Battery Pack and Charger

*Range may vary depending on environmental and/or topographical conditions.

Congratulations on your purchase of the Uniden GMRS540 (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.

OPTIONAL ACCESSORIES

Your package contains the GMRS540 radio, this reference guide, and a product registration card. You will need to purchase 3 AA Alkaline batteries in order to operate the unit.The following optional 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.

•Earset Mic w/ PTT - #HS2468

•Vox Headset Mic - #HSV2469

•NiMH Battery Pack - #BP524

•Drop in Charger - #RC5248

FCC GMRS LICENSE

The GMRS540 radio operates on the General Mobile Radio Service (GMRS) frequencies which require a Federal Communication Commission license to operate. For licensing information and

BATTERY LEVEL AND

LOW BATTERY ALERT

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 batteries immediately or if you are using the optional NiMH battery pack, you must recharge the battery 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.

USING THE RADIO

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

1)

Rotate the on/off/volume control counter

 

clockwise to turn the unit ON and increase

 

the speaker volume.

2)

Rotate the on/off/volume control clockwise

 

to decrease the speaker volume and turn

 

the unit OFF.

Choosing a Channel

Your radio has 8 GMRS/14 FRS 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 choose a channel:

Press the or key to increase or decrease the channel number displayed.

Choosing a CTCSS Code

Each of the channels 1-22 may have any one of the codes 0-38selected. Code "0" 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 the CTCSS code on the LCD is flashing.

2)Press the or key to increase or decrease the code number displayed.

3)Exit the Menu to return to "normal" mode.

Talking on Your Radio

To talk to others using the radio:

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

sensitivity to voice in normally quiet environments, and use a higher level to reduce undesired activation in very noisy environments.

3) Exit the Menu.

Transmitting a Call Alert Tone

Your GMRS540 radio is equipped with 5 selectable call tones that will be transmitted when the call key is pressed.

To select a call tone:

1)Enter the Menu. Advance through the menu until the CALL icon on the display is shown. The current call tone number (1-5) will be indicated.

2)Press the or keys to increase or decrease the number to the desired call tone. Each tone will be heard through the speaker.

3)Exit the Menu.

To transmit the selected call alert tone, press the call key. The selected tone will automatically be transmitted for a fixed length of time.

Channel Scan Feature

THANK YOU FOR PURCHASING A UNIDEN PRODUCT

1

Antenna

15

Weather Indicator

2

Monitor Button

16

Weather Alert

3

PTT Button

17

Scan Indicator

4

Up Key

18

Transmit Indicator

5

Down Key

19

Battery Level Meter

6

Select/Lock Key

20

Channel Indicator

7

Speaker

21

Lock Indicator

8

On/Off/Volume Control

22 VOX Indicator

9

Beltclip

23

Call Alert

10 Headset Jack

24

Receive Indicator

11 WX Key

25

CTCSS Code

12 Call Key

 

 

13Microphone

14Battery Cover

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.

INSTALL THE BATTERIES

Your GMRS540 radio uses 3 AA Alkaline batteries for power. We recommend using high quality alkaline batteries.

To install the batteries:

1)Make sure your radio is OFF.

2)Remove the battery compartment door by pressing the tab at the bottom of the 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)Optional: Your GMRS540 radio can be powered using an optional NiMH battery pack specifically designed for this model. Remove the alkaline batteries and install the battery pack by inserting it into the battery compartment. Follow the instructions found with the NiMH accessory.

5)Replace the battery compartment door by pressing the tab and snapping it into place.

Adjusting the Sound (Key Beeps)

Your GMRS540 radio emits a beep each time one of the keys are pressed or a Call Tone is generated. To turn this sound OFF, press select/lock while turning on the radio. Repeat this step to turn the sound ON.

Navigating through the Menu

To access the advanced features of the GMRS540, your radio has a Menu function.

1)To enter the Menu, press the select/lock key.

2)Additional presses of the select/lock key will advance you through the Menu until exiting to "normal" operating mode.

3)Other methods of exiting the menu function are:

a.Press PTT (Press To Talk).

b.Wait 10 seconds until the unit automatically returns to "normal" mode.

transmitting the transmit icon TX will be

shown 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 are finished speaking, release the

PTT button. You can now receive incoming

calls. While receiving, the receive icon RX

will be shown on the display.

Voice Operated Transmission

Your GMRS540 radio is equipped with a user selectable Voice Operated Transmitter (VOX) which is enabled when the special headset is inserted and can be adjusted through the Menu. The VOX feature is designed to be used with a headset with a microphone, but no remote PTT switch. Transmission is initiated by speaking into the remote microphone instead of pushing the PTT button.

To select a VOX level:

1)Enter the Menu. Advance through the Menu until the VOX icon is displayed. The current level (0-3) will be indicated. Level ‘0’ disables VOX, while levels 1-3 set the sensitivity of the VOX circuit.

2)Press the or keys to the desired VOX sensitivity level. Use level 1 for increased

Your GMRS540 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 4 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.

To turn ON channel scanning:

Press and hold either the or key until the SCAN icon on the display is shown. The channel number on the display will rapidly cycle through the channels.

To turn OFF channel scanning:

Press and release either the or key.

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.

Auto Squelch Feature

The GMRS540 radio is equipped with an automatic squelch system which shuts off weak transmissions and unwanted noise due to terrain conditions or if you have reached

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Uniden GMRS540 manual Choosing a Channel, Choosing a Ctcss Code, Talking on Your Radio, Transmitting a Call Alert Tone