Minolta Di350 Service Manual page 202

FrameMaker Ver.5.5E(PC) Di350 TROUBLESHOOTING
98.12.09
<Copier Take-Up Misfeed Troubleshooting Procedure>
Symptom
Paper is not taken
up at all.
• Paper is at a
stop before the
vertical trans-
port section.
• Paper is at a
stop near the
Synchronizing
Rollers.
Step Check Item
1 Does the paper being used
meet the product specifica-
tions?
2 Is the paper curled, wavy, or
damp?
3 Are the Edge Guide and Trail-
ing Edge Stop (of the drawer)
positioned to the exact size of
the paper used?
4 Is the Paper Take-Up Roll
deformed, worn, or dirty
with paper dust?
5 If the Paper Lifting Plate dirty
or deformed?
6 Has the misfeed been
detected while the Multi Pur-
pose Cassette was being
used?
7 Is the Paper Separator Pad
deformed, worn, or dirty with
paper dust?
8 Check SL1 for operation.
Does the voltage across
CN19-1 on the PWB-A side
and GND change from DC24V
to DC0V when the Start key is
pressed?
9 Is the Paper Separator Finger
dirty or deformed?
10 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?
11 Check SL1 for operation.
Does the voltage across PJ3A-
1A on PWB-A (Cassette Main
Board) 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 If the Vertical Transport Guide
Plate dirty or deformed?
3 Is PC2 fully operational?
Check the input data using I/O
Check.
Result
NO
YES Change the paper. Instruct the
NO
YES Clean or change the Paper
YES Clean or change the Paper
YES Check steps 7 and 8.
NO
YES Clean or change the Paper
YES Check various parts for possi-
NO
YES Clean or change the Paper
NO
YES Check various parts for possi-
NO
YES Clean or change the Vertical
YES Clean or change the Vertical
YES Check various parts for possi-
NO
T-15
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.
Take-Up Roll.
Lifting Plate.
Check steps 9 and onward.
Separator Pad.
ble overload and, if they are
okay, change SL1.
Change PWB-A.
Separator Finger.
Change PWB-A.
ble overload and, if they are
okay, change SL1 or CL2.
Change PWB-A (Cassette
Main Board) or PWB-A.
Transport Roller.
Transport Guide Plate.
ble overload and, if they are
okay, change PWB-A.
Check the PC2 actuator for
operation and, if it is intact,
change PC2.