Cobra Electronics Corporation PR4700 Manuel D’Utilisation

Page de 13
Customer Assistance
Warranty
Introduction
5
Nothing comes close to a Cobra
®
Operation
4
English
Using Your  Radio
Volume
To adjust the volume:
1. 
Rotate the On/Off Volume knob.
Call Button
To alert another person that you are calling:
1. 
Press and release the Call button. 
The other person will hear a two second call
tone. You cannot send or receive transmissions
during the two second call tone.
See page 22 on how to select from 
10 available call tone settings.
Selectable High•Low Power Output
When in close proximity to another party or
during favorable conditions, you can switch 
from 
High to Low Power to extend battery life.
This feature applies to GMRS Channels 
1 through 7 and 15 through 22 only.
Channels 8 through 14 operate
exclusively on low power.
To toggle between high and low power:
1. 
Press and hold the Hi•Low/Enter button for
two seconds. 
When using Channels 1 through 7 and 
15 through 22 on high power, the Hi icon 
will be visible on the display.
When using those channels on low power 
and on Channels 8 through 14, the Low icon 
will be visible on the display. 
Display Illumination
To illuminate your display:
1. 
Press and release the Light/Max Range
button to illuminate the display for 
10 seconds.
Low Power Icon
Hi Power Icon
Operation
Hi•Low/Enter Button
Auto Squelch/Maximum Range
Your microTALK
®
radio is equipped with Auto Squelch, which
automatically shuts 
off weak transmissions and unwanted noise 
due to terrain and conditions. This slightly reduces the 
Maximum
Range at which signals can be heard.
You can turn 
off auto squelch to allow all signals to be 
received and extend the maximum range of your radio.
To briefly turn off auto squelch:
1. 
Press the Light/Max Range button 
for less than five seconds. 
If you hear two beeps, you have turned 
the maximum range extender 
on (see below).
To turn maximum range extender on:
1. 
Press and hold the Light/Max Range button
for at least five seconds until you hear 
two beeps which indicates the maximum
range extender is 
on.
To turn maximum range extender off:
1. 
Press and release the Light/Max Range
button or change channels.
Lock Feature
The Lock feature locks the ChannelLock/Mode and Hi•Low
Power/Enter 
buttons to prevent accidental operation. 
To turn the lock feature on or off:
1. 
Press and hold the Lock/Mode button for 
two seconds.
A double beep sound is used to confirm your
lock
on or off request. When in Lock mode, 
the Lock icon will be displayed.
Light/Max Range
Light/Max Range
Lock/Mode Button
Lock Mode
Volume Knob
Call Button