No Sound can be Heard from Speakers (Audio is Mute)

INSPECTION PROCEDURE

1. CHECK RADIO RECEIVER

1. Check radio receiver setting.

   1. Check that the volume is not set to "0".

   2. Check that "MUTE" is off.

      OK:

      The volume is not set to "0" and "MUTE" is off.
      

OK	END

NG
RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL