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There are currently no product reviews.
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Great PDF easy to read good info needed for replacment of belts and assembly and specs.
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complete and unabridged very good quality
easy to download.
recieved in two days.
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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.
PIN
36
NAME
O ption B IN (P 01) O ption C IN (P 02) O ption D IN P 03 P 04 P 05 P 06 P ow er C ontrol O utpu t (P 07)
FUNCTION
- HIGH : AV PIP FUNCTIO N - LOW : 2-TUNER PIP FUNCTIO N - HIGH : AV VIDEO MO DE - LOW : NO VIDEO MODE - HIGH : M ONO - LOW : STEREO/SAP FUNCTIO N - N.C - N.C - N.C - Active High - Low state at initial condition(RESET) - Toggle Low/High when Power key input is detected.
REMARK
CM OS Push Pull CM OS Push Pull
37
38
39 40 41 42
CM OS Push-Pull
Power OFF High Power ON
- Automatically turns to - Automatically turns to indicates OFF-TIM E. - Automatically turns to indicates ON-TIME. - Automatically turns to Low when Sleep Timer (count down) counts "0" Low when the OFF TIM ER is set and the clock(TV) High when the ON TIM ER is set and the clock(TV) Low when Auto Power OFF.
Low
18
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