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To prevent accidental entries, you can lock the
1. Press and hold the Light/Lock key for 2
seconds. The unit will beep two times to
confirm that the keypad is locked with LOCK
indication on the display.
2. To unlock the keypad, press and hold the
Light/Lock key again for 2 seconds. The unit
will beep twice to confirm that the keypad
is unlocked, and LOCK will disappear.
+ You can also unlock the keypad by turning
the radio off and then on again.