Lock Feature - Cobra microTALK PR 4500 WX Owner's Manual

Operation
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.
Light/Max Range

Lock Feature

The Lock feature locks the Channel, Mode/Lock and Enter/Hi•Low
Power buttons to prevent accidental operation.
Mode/Lock Button
Lock Mode
6
Using Your Radio
To briefly turn off auto squelch:
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:
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:
Press and release the Light/Max Range
button or change channels.
To turn the lock feature on or off:
Press and hold the Mode/Lock 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.
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