User's Guide

Basic operation 53
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 166.)
Security lock on power-up feature
Your radio may be automatically locked each time it is
powered-up. If the message Enter PIN appears on
the display, enter your assigned PIN (personal
identification number). See “Unlocking the radio”
below.
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 on 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.)