Basic operation  29
Adjusting the speaker volume
Rotate the power/volume control clockwise to increase 
the speaker volume and counterclockwise to decrease 
the volume. The raised dot indicates the current volume 
setting.
Note: The volume control also changes the volume 
level of the radio’s audible indicators.
Adjusting the volume using a hand-held 
control head
Press   to increase the speaker volume and   to 
decrease the volume.
Locking and unlocking the 
keypad
The keypad lock feature prevents you from pressing a 
key accidentally. The number of keys that are locked 
depends on the way your radio is programmed.
If you receive a call while the keypad is locked, press any 
key to answer.
To lock the keypad:
■ Press and hold   for about one second.
The message Keypad locked briefly appears in the 
display, and 
Unlock appears above  , in place of 
Menu.
When any of the locked keys are pressed, the 
message 
Keypad lock active appears.
To unlock the keypad:
■ Press and hold   for about one second.