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There are currently no product reviews.
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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.
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IF PRINTED CIRQUIT BOARD WIRING VIEW WAS ONE TONE LIGHTER, THEN 5 STAR RANK HAS TO BE MY CHOISE.
DVD no video output
YES
Check the R1048 +5.6V?
YES
NO
Check the AMP/SMPS +5.6V.
Check the IC503 pin29, 43 +3.3V.
YES
NO
Check the CN902 pin9 ~ 11 +3.3V
Replace the IC503
HDMI no output
YES
Check the TV option.
YES
NO
Change the HDMI(PAL).
Check FB915 +5V?
YES
NO
Replace IC801
Check the IC507 pin109, 110
AMP IC
YES
Check The IC701/702 output signal.
YES
NO
Check IC101 pin1 PWR_SENSE +5V?
Is check Vcc line?
YES
NO
Refer to the power part.
Check the IC701 / 702 output signal.
NO
Check the DC power component
NO
Replace AMP IC
2-7
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