Lock Switch
The Lock switch located on the right side of your radio is used to prevent unintentional operation.
1.Slide the Lock switch to the up 'locked'
position, the 
symbol will appear in the display. The Power and all other but- tons will be disabled. This will prevent acci- dental operation when the radio is packed in a suitcase. To release the Lock switch move the switch to the down 'unlocked'
position, the 
symbol will be re- moved from the display.
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