STEP 1. Check if the error message is displayed on the multivision display.
STEP 2. Check the service data for multivision display.
STEP 3. Check the microphone for multivision display.
Using the multivision display diagnosis mode, check if the "Mic Check" (Refer to
).OK: Your voice which you speak through the microphone is generated by the speaker.
Is the check result normal?
Go to Step 6.
Go to Step 4.
STEP 4. Replace the microphone unit temporarily, and check the trouble symptom.
STEP 5. Check of short to power supply, short to earth and open circuit in SNSE, MIC+ and MIC- line between microphone unit connector and multivision display connector.
Is the check result normal?
Go to Step 6.
Repair the connector(s) or wiring harness.
STEP 6. Retest the system.