Philips HTD3510/98, Руководство по обслуживанию

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