PHILIPS PET724
Service Manual

5.0 TROUBLESHOOTING & SERVICE TIPS

SYMPTOM: THE DVD DRIVE DOES NOT WORK
Press the DISC cover switch at the center of the DVD player and turn on the power. Then check whether or not the optical pickup lens of the DVD drive lights. CAUTION: Visible laser radiation when open and interlock defeated. Do not stare into Laser beam. yes Check the optical pick up lens?

start

Pick up lens light up dim

Replace DVD drive

Pick up lens does not light up at all Check the connectors of the DVD drive and main board? Pick up lens light up OK Not OK Secure the connection of the DVD drive and main board

OK

Insert a DVD disc and turn on the power The DVD drive works but the initializing operation of the optical pick-up lens does not start (the optical pick-up lens operates twice), or abnormal noise sound DVD drive does not work What is the reaction of the DVD drive?

Replace DVD drive or main board

The operation of the DVD player stops at initializing display.

�oading?displayed

Is there any message shown on display

� HECK DISK?displayed

Check the DVD disc for fingerprints, dirt,

No defect, return set to customer

Nothing on display Does the image output stop during the operation? Is the DVD disc OK? no

yes

DVD disc OK

DVD disc dirty