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Good price for the manual and easy to locate on the site and download. Plus, just like the original. Thanks a lot.
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Genuine Service Manual. Link was available in less then an hour or so. Service Manual contains assembly, PCB layout, complete circuit diagram, Components list etc
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Great and very well scanned Service Manual, also very fast download - Recomended !
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I'm quite impressed. I had to wait 24 hours for my manual (quite a rare one) but I got it and the quality was good. Also, from trawling the web, these prices are by far the best.
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Manuale perfetto. Ottimo e utilissimo. Grazie a questo manuale ho potuto realmente risolvere il complesso problema della stampante.
1-3 All output voltages on the power board is 0V or deviated.
Trouble shooting chart
All output voltages on the power board is 0V or deviated Yes
Check whether F1 is blown
Yes Replace F1
No
Check
whether
No
Replace C1&C2 if D1, D2, D3, D4 are normal.
there is 300V on C1
Yes
Check whether 100KHz oscillating signal on Pin6 of U1
No
Check/ replace U1. U1(PIN 3 - RC waveform) U1(PIN 8 - Drain waveform)
Yes
Check if +5V, , +12V and -12V are short.
No Check whether U1 are eroded.
Yes Check whether the components in the short-circuit voltage are defected or eroded.
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