Philips BDP3200/51 - 5.2 Audio Output Problems

No audio output
Check whether the audio
signal is right from the
U1's pin 8, 9
Correct connection
Yes
Go
No audio output
No
Trouble shooting chart
5-2
exists on pins of J7
Check whether bad solder
Replace the J7
No
Yes
Check the U1 power supply
(U1.1= +3.3V and U1.11= +5V)
Yes
Replace the U1