Key Lock
To prevent accidental entries, you can lock the keypad.
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.
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