28  Basic operation
Turning the radio on and off
Note: If your radio has a security lock, you must enter 
your unlock sequence before you can use your radio. 
If
 the message Enter PIN appears, enter your assigned 
PIN (personal identification number). See 
“Unlocking 
the radio” on page 72.
Long press the on/off key to turn the radio either on 
or
 off. 
When the radio is first turned on, the red, green, and 
amber LEDs flash briefly, and the radio gives two short 
beeps. A brief message may appear on the display.
Turning the radio on and off using a hand-
held control head
When a hand-held control head is installed, there are 
two controls you can use to turn the radio on:
■ the on/off key, or
■ the PTT key.
Press the on/off or PTT key to turn the radio on.
To turn the radio off:
■ Press the on/off key to turn the radio off.
Zone 11
Channel 12
Talkgr
Menu
volume control
on/off key