A Remote Control System does not Operate

1. Check for obstructions.
   1. Check that there are no obstructions between the switch assembly and the infrared ray emitting portion of the television display assembly.

      OK: No obstructions. 

NG: REMOVE OBSTRUCTIONS 

OK: GO TO NEXT STEP. 

1. Check the battery.
   1. Check that the dry-cell battery used for the switch assembly is not dead.

      OK: It is not dead. 

NG: REPLACE DRY-CELL BATTERY 

OK: GO TO NEXT STEP. 

1. Clean the infrared ray emitting portion.
2. Clean the infrared ray emitting portion on the television display assembly.
3. Check whether the same malfunction occurs.

   OK: The function returns to normal. 

OK: END 

Fig 1: Locating Infrared Ray Emitting Portion

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NG: GO TO NEXT STEP. 

1. Replace the switch assembly and check if it operates normally.

   OK: Normal operation. 

OK: END 

NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE