Misfeed At Fusing Section - Konica Minolta MagiColor 1600W Service Manual

16. Jam display
16.3.3

Misfeed at fusing section

A. Detection timing
Type
Detection of misfeed
at fusing section
Detection of media
left in fusing section
B. Action
Exit sensor (PS4)
Registration roller solenoid (SD2)
Step
1 Initial check items
Check the MFPB connector for proper con-
2
nection and correct as necessary.
Check the PRCB connector for proper con-
3
nection and correct as necessary.
4 PS4 sensor check.
5 SD2 operation check.
6 Change MFPB.
7 Change PRCB.
98
The media does not block the exit sensor (PS4) even after the lapse of a prede-
termined period of time after the registration roller solenoid (SD2) has been
energized.
The exit sensor (PS4) is unblocked within a predetermined period of time after it
has been blocked by the media.
The transport motor, polygon motor, and rack motor are energized even after
the lapse of a predetermined period of time after media information has been
created.
The exit sensor (PS4) is blocked when the power switch is turned ON, a cover is
opened and closed, or a misfeed or malfunction is reset.
Relevant electrical parts
Action
Field Service Ver. 1.0 Nov. 2008
Description
Printer control board (PRCB)
MFP board (MFPB)
WIRING DIAGRAM
Control signal
⎯
⎯
⎯
PRCB PJ6-3 (ON)
PRCB PJ10-4 (REM)
⎯
⎯
Location (electrical com-
ponent)
⎯
⎯
⎯
1600W: B to C-6
1650EN: C-6
1600W: C-9 to 10
1650EN: C-9
⎯
⎯