PM
Note: Strong interference from a nearby radio source might tempo- rarily prevent your radio from work- ing properly. If UL (unlock) appears, move away from the radio source and turn your radio off and on again. If the interference contin- ues, take your radio to your local RadioShack store for servicing.
USING KEY LOCK
You can lock the QUIET, 8, and 9keys. To lock or unlock these keys at any time, hold down SHIFT (MON) and press CALL. 
appears when the keys are locked.
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