Philips 32PFL1507/F8 - Page 26

8-5 PL11.10ATR
[Audio Signal Section]
SP3801, SP3802, CL3801 or CL3802 may be
defective. Check and replace these parts.
Audio is not outputted normally.
FLOW CHART NO.1
Are the audio signals outputted to Pin(1) of CN3801
and Pin(1) of CN3802?
Replace Digital Main CBA Unit.
No
Ye s
Is approximately +24V voltage supplied to Pin(13, 14)
of CN632?
Is
approximately +
24V voltage supplied to Pin(16, 17) of
CN632?
No
No
Ye s
Is approximately +5.7V voltage supplied to Pin(11) of
CN632?
See FLOW CHART NO.9 <AL+5V is not output.
[Power Supply Section]>
See FLOW CHART NO.5 <P-ON+24V is not output.
[Power Supply Section]>
See FLOW CHART NO.8 <AMP+24V is not output.
[Power Supply Section]>
No
Ye s
Ye s