Paper Exit / Turnover Section Misfeed - Konica Minolta bizhub C450 Service Manual

7. Jam Display
7.3.4

Paper Exit / Turnover section misfeed

A. Detection timing
Type
Misfeed due to
paper remaining at Misfeed is detected if the Turnover Sensor (PC5-DF) is not turned OFF within a
the Turnover Sen- preset time after the Turnover Sensor (PC5-DF) was tuned ON.
sor
Misfeed due to
paper not reached Misfeed is detected if the Exit Sensor (PC6-DF) is not turned ON within a preset
the Exit Sensor (in time after the Turnover Sensor (PC5-DF) was turned ON in the 2-Sided mode.
the 2-Sided Mode)
Misfeed due to
Misfeed is detected if the Exit Sensor (PC6-DF) is not turned OFF within a preset
paper remaining at
time after the Exit Sensor (PC6-DF) was tuned ON.
the Exit Sensor
B. Action
Turnover Sensor (PC5-DF)
Exit Sensor (PC6-DF)
Exit Motor (M3-DF)
Step
1 Initial check items
2 PC5-DF I/O, sensor check
3 PC6-DF I/O, sensor check
4 M3-DF operation check
5 PWB-A DF replacement
34
Relevant electrical parts
Action
Field Service Ver. 1.0 Mar. 2005
Description
Control Board (PWB-A DF)
WIRING DIAGRAM
Control signal
—
PWB-A DF CN9A-3 (ON)
PWB-A DF CN9A-6 (ON)
PWB-A DF CN3A-1 to 6
—
Location
(Electrical compo-
nents)
—
ADF C-4
ADF C-4
ADF B to C-7
—