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Awesome manual. Complete diagrams of all board assemblies as well as how to get to each part of the t.v. down to the individual screws and their locations. Get it.
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perfect copy, im very satisfied, i was need the diagram over the powersupply and
the copy was very sharp
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This is exactly the service manual I needed.
Complete with all schematics, partslists, PCB layouts and alignment instructions.
This manual covers both the T-4970 en T-488F Onkyo tuner.
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IF PRINTED CIRQUIT BOARD WIRING VIEW WAS ONE TONE LIGHTER, THEN 5 STAR RANK HAS TO BE MY CHOISE.
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Very usefull, good quality drawings !
Muito útil encontrei todas as informações necessárias.
5 Troubleshooting
5-2 No Video (PC Anolog Signal)
Power indicator is green
Does the signal appear at Pin 7, 15 and 22 of IC204, IC206?
No
Check R901~R903, C241~C243, R904~906, C266,C267, and C269.
Yes
Does the clock pulse appear at Pin 115 and 117 of IC204?
No
Check IC204 and related circuit of IC204.
Yes
Does the clock pulse appear at output of R551?
No
Check related circuit of IC502.
Yes
Does the clock pulse appear at Pin 54~56 of IC700?
No
Check IC602 and related circuit of IC602.
Yes
Does the clock pulse appear at Pin 28~50 of IC700?
Yes
Replace LCD Panel.
5-2
SyncMaster 210T/240T
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