Transport Section Misfeed - Konica Minolta bizhub 250 Service Manual

7. Jam Display
7.3.2

Transport Section Misfeed

A. Detection timing
Type
Transport Section misfeed
detection
Detection of paper remaining
in the Transport Section
B. Action
Transport Sensor (PC5-FN)
Lower Transport Sensor (PC10-MK)
Upper Transport Sensor (PC9-MK)
Step
1 Initial checks
2 PC5-FN sensor check
3 PC10-MK sensor check
4 PC9-MK sensor check
5 PWB-A MK replacement
14
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The Lower Transport Sensor (PC10-MK) is not blocked even after the
set period of time has elapsed after the Transport Sensor (PC5-FN) is
unblocked by the paper.
The Upper Transport Sensor (PC9-MK) is not blocked even after the set
period of time has elapsed after the Lower Transport Sensor (PC10-
MK) is blocked by the paper.
The Lower Transport Sensor (PC10-MK) is blocked when the Power
Switch is set to ON, a door or cover is opened and closed, or a misfeed
or malfunction is reset.
The Upper Transport Sensor (PC9-MK) is blocked when the Power
Switch is set to ON, a door or cover is opened and closed, or a misfeed
or malfunction is reset.
Relevant electrical parts
Action
Field Service Ver. 1.0 Aug. 2005
Description
Main Control Board (PWB-A MK)
WIRING DIAGRAM
Control signal
-
PWB-MK CN102A MK-5 (ON)
PWB-MK CN102A MK-8 (ON)
PWB-MK CN101A MK-8 (ON)
-
Location (Electrical
components)
-
C-5
C-5
C-4
-