Misfeed At Duplex Option Paper Feed Section - Konica Minolta magicolor 2500W Service Manual

4. Jam display
4.4.3

Misfeed at Duplex Option paper feed section

A. Detection timing
Type
The paper loop sensor (PS1) is not unblocked even after the lapse of a predeter-
mined period of time after a duplex paper feed sequence has been started.
Detection of mis-
feed at Duplex The paper loop sensor (PS1) is not blocked even after the lapse of a predeter-
Option paper feed mined period of time after a duplex paper feed sequence has been started.
section
The transport sensor (PS3) is not blocked even after the lapse of a predetermined
period of time after a duplex paper feed sequence has been started.
B. Action
Paper loop sensor (PS1)
Transport sensor (PS3)
Transport motor (M1)
Step
1 Initial check items.
2 Check the PS1 sensor.
3 Check the PS3 sensor.
4 Check M1 for correct operation.
5 Change ADDB.
6 Change PRCB.
18
Relevant electrical parts
Action
Field Service Ver. 1.0 Aug. 2006
Description
AD drive board (ADDB)
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
-
ADDB PJ3ADDB-3 (ON)
ADDB PJ5ADDB-3 (ON)
ADDB PJ2ADDB-1~4 (pulse)
-
-
Location
(Electrical
component)
-
G-4
B-4
B-4
-
-