Transport Section Misfeed - Konica Minolta bizhub C650 Service Manual

Field Service Ver. 5.0 Jan. 2008
8.4.3

Transport section misfeed

A. Detection timing
Type
Detection of misfeed at
transport section
Detection of paper left in
transport section
B. Action
2
Regist motor (M7) (Only DF-610)
Take-up motor (M2)
Regist sensor (PS3)
After separate sensor (PS4)
Before read sensor (PS9)
2
Step
1 Initial check items
Adjust the height of the guide support for the
2 original glass moving unit.
See P.566 of the main body service manual.
3 PS3 I/O, sensor check
4 PS4 I/O, sensor check
5 PS9 I/O, sensor check
6 M7 operation check (Only DF-610)
7 M2 operation check
8 DFCB replacement
The regist sensor (PS3) is not turned ON after a lapse of a given time after
the after separate sensor (PS4) is turned ON.
The before read sensor (PS9) is not turned ON after a lapse of a given
time after the regist sensor (PS3) is turned ON.
The after separate sensor (PS4) is not turn OFF after a lapse of a given
time after the after separate sensor (PS4) is turned ON.
The regist sensor (PS3) is not turned OFF after a lapse of given time after
the after separate sensor (PS4) is turned OFF.
Relevant electrical parts
Action
Description
DF control board (DFCB)
WIRING DIAGRAM
Control signal
—
—
DFCB PJ10DFCB-11 (ON)
DFCB PJ11DFCB-6 (ON)
DFCB PJ14DFCB-8 (ON)
DFCB PJ9DFCB-4 to 7
DFCB PJ8DFCB-5 to 10
—
8. Jam display
Location
(Electrical
components)
—
—
DF-611/610
C-2 to 3
DF-611/610 C-4
DF-611/610 C-5
DF-611/610 I-7
DF-611/610 I-6
—
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