Beep; Lock - ADI AR-147 User Manual

2. Select the desired value with the tuning control or the UP/DN key on
the microphone.
3. If, after 10 seconds, no key has been pressed, the displayed level is
set and the original frequency is redisplayed.

5-16 BEEP

The beep can be turned on and off.
Press the F key for longer than 1 second, then press the DTMF key
while the F indicator is flashing.
Each time this is done, the beep is turned on and off.
Press the key for longer than 1 second.

5-17 LOCK

There are two types of lock functions.
Microphone key lock
When the switch on the rear of the microphone is set to the LOCK
position, all the microphone keys except the PTT key are disabled.
LOCK
The panel keys (except F and MHz/LOCK and LOW key) and the
tuning control are disabled. However, the microphone function works.
Press the F key, then press the MHz/LOCK key within 10 seconds.
The LOCK indicator lights.
To release the lock, press the F key again, then press the MHz/LOCK
key within 10 seconds.
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