Display backlight
1.Pressing the Light button will switch on the display backlight and illuminate the display for approximately 7 seconds.
Lock button
The Lock button is used to prevent unintentional operation.
1.Press the Lock button , the 
symbol will appear in the display. The Power and all other buttons will be disabled. This will prevent accidental operation when the radio is packed in a suitcase.
2.To release the lock function press the Lock
button, the 
symbol will be removed from the display.
20
