42 Basic operation
Turning the radio on and off
Rotate the power/volume control switch clockwise to
turn the radio on. Rotate the switch counterclockwise to
turn the radio off.
When the radio is first turned on, the status LED briefly
glows red, and the radio gives two short beeps.
Your radio may not turn on if your battery is very
low. (See “Low battery warning” on page 121.)
Security lock on power-up feature
Your radio may be automatically locked each time it is
powered-up. If the message Enter PIN appears in the
display, enter your assigned PIN (personal identification
number). See “Unlocking the radio”.
Locking the radio
1 Press Menu and select Radio settings > Functions >
Lock radio. (Depending on how your radio is
programmed, you may be able to press a function
key to turn radio lock on and off.)
2 Scroll to either On or Off and press Select.
(The current setting is highlighted.)
The radio is now locked, and the message Enter PIN
appears in the display.
The radio remains locked until the correct sequence
of keys is pressed. If you forget the unlock sequence
or you do not know it, contact your radio provider for
assistance.
Unlocking the radio
■ To unlock your radio, use the unlock sequence you
have been given. (This is a pre-programmed
sequence of four keys.)
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