Misfeed At Exit Section - Konica Minolta bizhub C353 Service Manual

15. Jam display
15.3.9

Misfeed at exit section

A. Detection timing
Type
Detection of
misfeed at exit
section
Detection of paper
left in exit section
B. Action
Transport motor (M1)
Fusing motor (M5)
Switchback motor (M6)
Duplex transport motor (M7)
Paper exit sensor (PS25)
Duplex paper passage sensor/1 (PS33)
Step
2
1 Initial check items
2 PS25 I/O check, sensor check
3 PS33 I/O check, sensor check
4 M1 operation check
5 M5 operation check
6 M6 operation check
7 M7 operation check
8 Change PRCB
476
2
• The paper exit sensor (PS25) is not turned OFF even after the lapse of a given
period of time after the paper has turned ON the PS25.
• The paper exit sensor (PS25) is not turned ON even after the lapse of a given
period of time after the switchback sequence is started.
• The duplex paper passage sensor/1 (PS33) is not turned ON even after the
lapse of a given period of time after the switchback sequence is started.
• The paper exit sensor (PS25) is turned ON when the main power switch is
turned ON, a door or cover is opened and closed, or a misfeed or malfunction is
reset.
Relevant parts
Action
Field Service Ver. 4.0 Jun. 2008
Description
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
PRCB CN4-7 (ON)
PRCB CN34-10 (REM)
PRCB CN34-13 (LOCK)
PRCB CN34-2 (REM)
PRCB CN34-5 (LOCK)
PRCB CN40-10 to 13
PRCB CN4-1 to 4
—
Location (Electri-
cal component)
—
—
D-4
D-23
D-23
D-19
D-3
—