Misfeed At The Document Feeding Section - Konica Minolta magicolor 2590MF Service Manual

7. Jam display
7.3.2

Misfeed at the document feeding section

A. Detection timing
Type
Detection of mis-
feed at the docu- The paper feed sensor (PS2) is not unblocked even after the lapse of a predeter-
ment feeding mined period of time after the main motor (M1) has been energized.
section
Detection of paper
The paper feed sensor (PS2) is unblocked when the power switch is turned ON,
left at the document
the cover is opened and closed, or a misfeed or malfunction is reset.
feeding section
B. Action
Main motor (M1)
Paper feed sensor (PS2)
Step
1 Initial check items.
Check the DFCB connector for proper con-
2
nection and correct as necessary.
3 M1 operation check.
4 PS2 sensor check.
5 Change DFCB.
26
Relevant electrical parts
Action
Field Service Ver. 1.0 Aug. 2007
Description
DF control board (DFCB)
WIRING DIAGRAM
Control signal
—
—
DFCB PA01DFCB-1 to 4
(Pulse Output)
DFCB PA06DFCB-1 (ON)
—
Location (Electrical
component)
—
—
F-14
F-13
—