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All ok. I pay 5 $ and now i have 92 pages of good scaned service manual for my oooooold akai. Now i will try to repair it.
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good and ok, very nice , good and ok, very nice, good and ok, very nice
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Super manual it contains all the things you need to service your Marantz 2100.
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A very easy to understand and use manual. Well worth the money.
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Very good information with clear drawings. Thanks!
NO RASTER
CHECK +B at D807 cathode Normal Abnormal
Is the voltage at pin37 & 12 of IC512 8V? Yes No Check &replace IC512 No Check &replace IC512 Yes Check T451 & each pin voltage No Check &replace IC512 Yes Is the voltage at pin37 & 12 of IC512 8V? Check /replace Q802 Check pin40 of IC512(H-out) Yes Check Q402 collector waveform No No Check the in/out of IC841,IC842
Check FUSE of AC line OK Check the voltage of C806 No 254~380V Check u-COM pin20 low? Check the voltage of pin4, IC803.
Open
Check /replace Fuse,D801,IC801 D810,D811,D812 0V Check /replace Fuse,D801,IC801 D810,D811,D812
Check /replace D806,IC803 R807,R815
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