DVD player unit DISC IN indicator or DISC DISTINCTION indicator does not come on/ does not go off

DVD player unit DISC IN indicator or DISC DISTINCTION indicator does not come on/does not go off

1. Check the DVD player unit operation.

Does the DVD player unit operate normally?

YES - Operation is normal at this time.

NO - Go to step 2.

2. Substitute a known-good disc, and recheck.

Is it normal?

YES - Original disc is faulty.

NO - Substitute a known-good DVD player unit, and recheck.