2Nd Image Transfer Misfeed - Minolta magicolor 7300 Service Manual

FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING
02.08.08
(8)

2nd Image Transfer Misfeed

<Detection Timing>
Type
The Synchronizing Roller Sensor (PC2) is not blocked even after a given
period of time after the Synchronizing Roller Sensor (PC2) has been
2nd Image
blocked by the paper.
Transfer
misfeed
The Exit Sensor (PC4) is not blocked even after the lapse of a given period
detection
of time after the Synchronizing Roller Sensor (PC2) has been blocked by
the paper.
If the Synchronizing Roller Sensor (PC2) is blocked when the Power
Switch is turned ON, a door or cover is opened and closed, or a misfeed or
2nd Image
malfunction is reset.
Transfer
Detection of
If the OHP Detecting Sensor (PC1) is blocked when the Power Switch is
paper left.
turned ON, a door or cover is opened and closed, or a misfeed or
malfunction is reset.
<Action>
Synchronizing Roller Sensor (PC2)
Exit Detection Sensor (PC4)
OHP Detecting Sensor (PC1)
Step Action
1 Initial Check Items
2 P2 Operation Check
3 PC4 Operation Check
4 PC1 Operation Check
5 Change PWB-A.
Description
Relevant Electrical Parts
Control Board (PWB-A)
Ref. Page
Control Signal
T-6
T-1 PWB-A CNPE-A-6 (ON)
T-1 PWB-A CNPO-A-6 (ON)
T-1 PWB-A CNPE-A-8 (ON)
—
T-17
WIRING DIAGRAM
(Location)
(Electrical
Parts)
— —
12-B
6-H
12-B
— —