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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.
MX-KA33
Removing the power amp and supply PCB and the power trans PCB (See Fig. 2, 29 to 31)
Prior to performing the following procedures, remove the top cover and CD changer unit. 1. Remove four screws B from the rear panel. (Fig.3) 2. Pull the heat sink cover outward. 3. Remove four screws AA from the rear panel between the heat sink holder. 4. Remove two screws X that retain the speaker terminals and AUX terminal. 5. Remove four screws YY that retains the rear panel, and then remove the rear panel. 6. Disconnect the parallel wires from the connectors FW951 on the power trans PCB. 7. Remove screws Z that retain the power amp and supply PCB and then remove the assembly. 8. Remove the clamp of AC power cord from the chassis. 9. Remove four screws that retain the power trans PCB and then remove the assembly.
Fuse (F952) T1.6AL 250V Fuse (F981) T1AL 250V X
AA
Clamp YY Fig.30 Fig.29 Power amp and supply PCB Rear panel
Z
Chassis Fig.31
1-17
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