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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.
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Very usefull, good quality drawings !
Muito útil encontrei todas as informações necessárias.
Athena MC24 N/B Maintenance
8.8 CD-ROM Driver Test Error(2)
Symptom: An error message is shown when reading data from CD-ROM drive.
CD-ROM Driver Test Error
1. Try another known good compact disk. 2. Check install for correctly. Re-boot OK? No Yes
Check the CD-ROM driver for proper installation.
t t en e cr m Se cu c Do al iT ia Mt n e d nfi o C
Board-level Troubleshooting Replace the faulty parts. PARTS:
U14 J506 Q515 Q516 R567 R617 R576 R129 R125 R539 R538 R128 R543 R541 R544 R540 R571
One of the following parts or signals on the motherboard may be defective, use an oscilloscope to check the signals or replace the parts one at a time and test after each replacement. SIGNALS:
RDDS[0:15] RSDIOW# SIORDY RIRQ15 RDAS[0:2] RCS1S# RCS3S# 5VS_CDROM
Replace Motherboard
RP5 RP34 RP38 R116
RSDDACK# RSDIOR# RSDDREQ
Yes Re - Test OK? No End
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