Misfeed At Fusing/Exit Section - Konica Minolta bizhub C250 Service Manual

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Field Service Ver. 3.0 Aug. 2006

Misfeed at Fusing/Exit section

A. Detection Timing

Detection of

PC2 is not unblocked even after the lapse of a given period of time after the paper

misfeed at Fusing/

has blocked the Exit Sensor (PC2).

Exit Section

The Duplex Unit Transport Sensor 1 (PC1 DU) is not blocked even after the lapse

of a given period of time after the Exit Sensor (PC2) has been unblocked by the

paper during a switchback sequence.

Detection of paper

Exit Sensor (PC2) is blocked when the Main Power Switch is turned ON, a door or

left in Exit Section

cover is opened and closed, or a misfeed or malfunction is reset.

Exit Sensor (PC2)

Duplex Unit Transport Sensor 1 (PC1 DU)

Initial check items

PC2 I/O check, Sensor check

PC1 DU I/O check, Sensor check

Change PWB-A DU

Change PWB-M

Relevant Electrical Parts

Duplex Control Board (PWB-A DU)

Mechanical Control Board (PWB-M)

WIRING DIAGRAM

Control Signal

PWB-M CNTH2-8 (ON)

15. Jam Display

Location (Electri-

cal Component)

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