Philips 32PFL1507/F8 Service Manual page 25

[Video Signal Section]
FLOW CHART NO.1
The key operation is not functioning.
Yes
Replace Digital Main CBA Unit.
FLOW CHART NO.2
No operation is possible from the remote control unit.
Yes
Yes
Yes
Replace Digital Main CBA Unit.
FLOW CHART NO.3
Picture does not appear normally.
Yes
Yes
Yes
No
Replace the Function CBA Unit.
No
Check AL+3.3V line and service it if defective.
No
Replace the IR Sensor CBA Unit
or the remote control unit.
No
Replace the IR Sensor CBA Unit.
No
See FLOW CHART NO.9 <AL+5V is not output.
[Power Supply Section]>
No
See FLOW CHART NO.8 <AMP+24V is not output.
[Power Supply Section]>
No
See FLOW CHART NO.5 <P-ON+24V is not output.
[Power Supply Section]>
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