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DV-RW250H (serv.man2). (pages 1-75) - Sharp DVD Service Manual (repair manual). Page 72

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TROUBLESHOOTING GUIDE
E-34
NO PLAYBACK PICTURE OF
R, G, B JACK
Is there Y signal at pin
97, 107, 108 of IC4001 ?
Yes
No
Check  IC8303, IC8004,
IC8005 and peripheral circuit.
Yes
No
Check IC4001
and peripheral circuit.
Is there R, G, B signal
at pin 2 of IC8003,
IC8004, IC8005 ?
Check J8001
and peripheral circuit.
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