Display Signal Circuit between Multi-display and Radio Receiver [08/2013 - ]: Procedure

CHECK DIGITAL COMMUNICATION CABLE CONNECTOR
1. Check if the digital communication cable connectors between the multi-media module receiver assembly and the multi-display assembly have any connection problems.
2. Check that the screen display is normal.
  OK
  
  Screen display is normal.
NG → See step 2

OK → See step 3
CHECK MULTI-DISPLAY ASSEMBLY
1. Replace the multi-display assembly with a known good one. Refer to REMOVAL [08/2013 - ] .
2. Check that the screen display is normal.
  OK
  
  Screen display is normal.
NG → See step 4

OK → END (MULTI-DISPLAY ASSEMBLY IS DEFECTIVE)
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - ]
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE [08/2013 - ]