No Audio Output - Philips HTD3510/12 Service Manual

No audio output Check the power board

No audio output

Check
+34.5V power is right at
the CN503 on power
board
No
Check whether the voltage
of CE514 is over 0.7V.
Yes
Check whether the
voltage of CE532 is over
9V
Yes
Check D533, C533, CE533,
CE535, R544, R545, ZD532,
or replace the power board
Go
whether the
5-1
Yes
Check the am board, turn to
item" No audio output"
Check the main board, turn to
item" No audio output"
Check whether the main board is
No
operated
Check D516 R567 R561, R562, or
replace the power board
Check R580, Q561, D561, ZD531,
No
U531, D532, ZD533 ZD534 R540, or
replace the power board
Trouble shooting Chart
NO
Yes