Motorola APX 4000 User Manual page 62

You Hear
A Group of
Low-Pitched
Tones
Short, Medium-
Pitched Tone
Long, Medium-
Pitched Tone
A Group of
Medium-
Pitched Tones
58
English
Tone Name
Busy
Valid Key-Press
Radio Self Test Pass
Clear Voice
Priority Channel Received
Emergency Alarm /Call
Entry
Central Echo
Volume Set
Emergency Exit
Failsoft
Automatic Call Back
Keyfail
Console Acknowledge
Heard
When system is busy.
When a correct key is pressed.
When radio passes its power-up self test.
At beginning of a non-coded communication.
When activity on a priority channel is received.
When entering the emergency state.
When central controller has received a request from a radio.
When volume is changed on a quiet channel.
When exiting the emergency state.
When the trunking system fails.
When voice channel is available from previous request.
When encryption key has been lost.
When status, emergency alarm, or reprogram request ACK is
received.