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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.
ELECTRICAL ADJUSTMENT
MAIN C. B
5
1
TP5 (SP�)
4
TP4 (SP+)
TP2 (GND)
2 3
TP1 (FM IF INPUT)
6
1. AM IF Adjustment T2 ................................................................................. 450 kHz 2. AM Freq. Range Adjustment <U Model> L4 ................................................................................. 515 kHz TC-4 ........................................................................... 1750 kHz 2. AM Freq. Range Adjustment <EZ, LH Model> L4 ................................................................................. 515 kHz TC-4 ........................................................................... 1635 kHz 3. AM Tracking Adjustment <U Model> L1 ................................................................................. 600 kHz TC-1 ........................................................................... 1500 kHz 3. AM Tracking Adjustment <EZ, LH Model> L1 ................................................................................. 600 kHz TC-1 ........................................................................... 1400 kHz
4. FM IF Adjustment T1 ............................................................................... 107 MHz 5. FM Freq. Range Adjustment <U, LH model> L3 .............................................................................. 87.0 MHz TC-3 ........................................................................ 109.0 MHz 5. FM Freq. Range Adjustment <EZ Model> L3 .............................................................................. 87.4 MHz TC-3 ........................................................................ 108.3 MHz 6. FM Tracking Adjustment L2 ................................................................................. 90 MHz TC-2 ........................................................................... 106 MHz
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