Read Sharp AR-C200P (serv.man5) Service Manual online
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Up/Down movement error of the image drum unit (ID)
•
Turn the printer OFF, then turn it ON after a few seconds.
•
Are all ID drums rotating properly during print operation?
• No Is the ID motor resistance within the regulated value (approx. 8.6Ω)?
No Replace the faulty IDU motor.
▼• Yes Is 34V output to F3 and F5 on the engine board?
No Replace the low-voltage power unit.
▼• Yes Check the cable connections, then replace the engine board.
▼• Yes
Is the IDU sensor terminal functioning properly?
No Check the gear mesh status and sensor terminal function, the replace the gear or sensor
terminal.
▼• Yes
Is the ID sensor terminal functioning properly?
(Check the JODEN connector pin signal on the driver board (K7N PXB).)
Pin 12
: IDU sensor - yellow
Pin 2
: IDU sensor - magenta
Pin 4
: IDU sensor - cyan
Pin 14
: IDU sensor - black
Are all at 5V level or 0V level?
No Replace the connection board (N71 PWB).
▼• Yes
Check the cable connection between the connection board (N71 PWB) and engine board
(K7N PWB), then replace the engine board.
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