Philips PET742, Service Manual

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5.0 TROUBLESHOOTING
SYMPTOM: NO IMAGE / NO SOUND
SYMPTOM: NO IMAGE OUTPUT ( THE PANEL SHOW BLUE PICTURE)
Start
Check the external AV
Cable TYPE
note
and
connection is OK?
Replace DVD Drive Check DVD Drive work?
Replace Main Board
Exchange AV cable
NOTE: AV Cable TYPE from outside to
Inside L-Audio, R-Audio, Video, Ground
no
yes
no
yes
SYMPTOM: NO SOUND COMES FROM SPEAKER
Start
Check the Connection OK? Reinsertion
Check speaker OK?
Replace Main Board
Change the speaker
no
yes
no
yes