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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.
TROUBLESHOOTING FLOW CHART
( 1 ) Power can not be turned on
No Check whether the C38 exceeds 2V DC. Yes
Check whether battery supply circuit is normal. Then replace the abnormal parts.
Press the power key and check whether the pin 56 of IC200 exceeds 2V DC. Yes
No Check whether the D203 is normal.
Check the Q200, Q207, and IC201 is normal.
( 2 ) Weak sensitivity in AM band
Check whether the IF waveform is normal. Yes
No
Check the IC1 circuit and adjust T1. Then replace the abnormal parts.
Check whether the tuning voltage range is normal. Yes
No
Check L4 and TC3 replace the abnormal
Do the alignment of 600KHz, 1400KHz minimize the tracking error?
No
Check L1 and TC1 replace the abnormal parts.
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 $4.99 H201 SANGEAN
Owner's Manual Complete owner's manual in digital format. The manual will be available for download as PDF file aft…
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