Paper Take-Up/Transport Misfeed - Minolta Di350 Service Manual

FrameMaker Ver.5.5E(PC) Di350 TROUBLESHOOTING
98.12.09
<Paper Take-Up/Transport Misfeed (PF-108/PF-110) Troubleshooting Procedure>
Symptom
Paper is not taken
up at all.
• Paper is at a
stop at the verti-
cal transport
section.
• Paper is at a
stop near the
Synchronizing
Rollers.
Step Check Item
1 Does the paper being used meet
the product specifications?
2 Is the paper curled, wavy, or
damp?
3 Are the Edge Guide and Trailing
Edge Stop (of the drawer) posi-
tioned to the exact size of the
paper used?
4 Is the Paper Take-Up Roll
deformed, worn, or dirty with
paper dust?
5 Is the Paper Lifting Plate dirty or
deformed?
6 Is the Paper Separator Finger
dirty or deformed?
7 Check CL2 for operation.
Does the voltage across CN9-1
on the PWB-A side and GND
change from DC24V to DC0V
when the Start key is pressed?
8 Check SL1 for operation.
Does the voltage across PJ3A-
1A on PWB-A (PF-108/PF-110)
and GND change from LOW to
HIGH when the Start key is
pressed?
1 Is the Vertical Transport Roller
deformed, worn, or dirty with
paper dust?
2 Is the Vertical Transport Guide
Plate dirty or deformed?
3 Is a size error displayed when the
misfeed display is reset?
4 A misfeed is detected at the
transport section of the 3rd
Drawer.
Is PC2 fully operational? Check
the input data using I/O Check.
5 Are all S3's fully operational?
Check the input data using I/O
Check.
6 Does the voltage across PJ3A-
2B on PWB-A (PF-108/PF-110)
and GND change to DC0V when
S3 is blocked and to DC5V when
S3 is unblocked?
Result
NO
YES Change the paper. Instruct the
NO
YES Clean or change the Paper Take-
YES Clean or change the Paper Lifting
YES Clean or change the Paper Sep-
NO
YES Check various parts for possible
NO
YES Clean or change the Vertical
YES Clean or change the Vertical
YES Check that the size of the paper
NO
YES Check various parts for possible
YES Change PWB-A (PF-108/PF-
NO
T-21
Action
Instruct the user to use the paper
that meets product specifications.
user on the storage of paper.
Slide the guides to the exact size
of the paper.
Up Roll.
Plate.
arator Finger.
Change PWB-A.
overload and, if they are okay,
change SL1 or CL2.
Change PWB-A (PF-108/PF-
110), PWB-A (Cassette Main
Board), or PWB-A, in that order.
Transport Roller.
Transport Guide Plate.
loaded in the current drawer
matches the size set for that
drawer.
Check the PC2 actuator for oper-
ation and, if it is intact, change
PC2.
overload and, if they are okay,
change PWB-A.
110) or PWB-A (Cassette Main
Board).
Check the S3 actuator for opera-
tion and, if it is intact, change S3.