NAVIGATION SYSTEM(for Radio and Display Type) Sound Quality is Bad Only when Disc is Played (Volume is Too Low)

PROCEDURE

1. REPLACE DISC WITH ANOTHER AND RECHECK

   
   

   1. Replace the disc with a known good one and check that the malfunction disappears.

      OK
      Malfunction disappears.

   
   

   OK

   END (DISC IS DEFECTIVE)

   NG

   REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY Click here