Section 2-2. Audio Part; Electrical Troubleshooting Gudie - Toshiba SD-42HKSB Service Manual

SECTION 2-2. AUDIO PART

ELECTRICAL TROUBLESHOOTING GUDIE

1.
Turn power on.
Is power on?
YES
Does initial read work?
YES
Does it play?
YES
Does it output audio?
YES
OK
NO
Check power supply circuit.
NO
NO
Check tracking servo circuit.
NO
- 2-5 -
Check laser circuit.
Check focus circuit.
Check disc.
Check audio circuit.