Service manual

FrameMaker Ver5.5E(PC) CF3102/CF2002 TROUBLESHOOTING
02.06.13
T- 2 7
(10) Duplex Paper Transport Misfeed (AD-14)
<Detection Timing>
<Action>
Type Description
Duplex transport mis-
feed detection
The Manual Feed Paper Take-Up Sensor (PC15) is not blocked
even after the lapse of a given period of time after a Duplex paper
take-up sequence has been started.
The Duplex Unit Transport Sensor 2 (PC1) is not blocked even
after the lapse of a given period of time after the Duplex Unit
Transport Sensor 1 (PI1) has been blocked by the paper.
Detection of paper left
in Duplex
The Duplex Unit Transport Sensor 1 (PI1) or Duplex Unit Transport
Sensor 2 (PC1) is blocked when the Power Switch is turned ON, a
door or cover is opened and closed, or a misfeed or malfunction is
reset.
Relevant Electrical Parts
Manual Feed Paper Take-Up Sensor (PC15)
Duplex Unit Transport Sensor 1 (PI1)
Duplex Unit Transport Sensor 2 (PC1)
Switchback Motor (M1)
Duplex Unit Motor (M2)
Duplex Control Board (PWB-A)
IO Board (PWB-IO)
Step Action Ref. Page
WIRING DIAGRAM
Control Signal
Location
(Electrical
Component)
1 Initial check items T-12 ——
2 PC15 I/O check T-4 to T-10 — 1-B (Copier)
3 PI1I/Ocheck T-4toT-10 — 4-H
4 PC1 I/O check T-4 to T-10 — 2-C
5 M1 operation check T-3
PWB-A PJ3A-1 to 4
(Pulse Output))
7-D
6 M2 operation check T-3
PWB-A PJ2A-1 to 4
(Pulse Output))
2-H
7 Change PWB-A. —— —
8 Change PWB-IO. —— —