Philips DVP5160/12 Service Manual page 17

Distorted audio and loud noise
Distorted audio and
loud noise
Yes
Check the power supply voltages
+12V and -12V to the operation
amplifying Q15 IS normal.
Yes
Check whether the
muting transistor
Q7 Q8
are normal
Yes
Check whether
muting transistor Q26,
Q30,Q31,are normal
Yes
Checking the U10 leads
have not been broken or
open
Yes
if the clock signal ACLK,
ABCK and
output by U2 are normal
Yes
Check whether the U2 or
U10 power supply normal
Yes
Replace U2 or U10
No
No
the
No
No
ALRCK
No
4-7
Check Q15
Replace Q7 Q8
Replace Q26,Q30,Q31
Correct connection
No
Replace U2
SACLK waveform
SBCLK waveform SSLRCK waveform
Check
U10
Trouble shooting chart
Remark: Trouble shooting chart for
DVP5160/XX