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Service Tips - Philips FL9.1 Technical Training Manual

Lcd tv chassis for 2009
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Service Tips

Symptom: Lines in the picture
as shown in the
picture to the right.
Cause: Defective Digital Main
board.
Symptom: High frequency noise from the TV when Off.
Cause: Audio amplifier not being shut off during standby.
Cure: Upgrade software.
Symptom: No audio on some analog channels.
Cause: Low sensitivity to 4.5mHz carrier.
Cure: Upgrade software.
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