Sharp AR-C360P Service Manual page 143

4 Image Drum Unit (ID) UP/DOWN Movement Error
• Turn OFF the power of this machine, then turn it back ON after several seconds.
• Do all ID drums operate normally during printing?
• NO
• YES
• YES
• YES Does the IDU Sensor terminal operate normally?
NO
• YES Does the ID Sensor operate normally?
(Check the signal of the Driver PCB (S2V PWB) JODEN connector Pin)
Pin 12: IDU Sensor Yellow
Pin 2: IDU Sensor Magenta
Pin 4: IDU Sensor Cyan
Pin 14: IDU Sensor Black
Are all a 5V level or 0V level?
NO
• YES Check the cable connection between the Relay PCB (S2H PWB) and Engine PCB
(S2V PWB), then replace the engine PCB.
Rev. 1
Is the ID Motor resistance the rated value of approx. 2.4Ω?
NO Replace the IDU motor with a defect.
Is 34V output to F3 and F5 of the engine PCB?
NO Replace the low voltage power unit.
Check the cable connection, then replace the engine PCB.
Check the gear fitting (bite) and sensor terminal operations, then replace the
gear or sensor terminal.
Replace the Relay PCB (S2H PWB).
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