Minolta Di620, Manual, Page: 227 / 466

T-13
<Copier Take-Up Misfeed Clearing Procedure>
Symptom Step Check Item Result Action
•
Paper is not
taken up at all.
•
Paper is at a
stop before the
Vertical Trans-
port Sensor.
1 Does the paper being used meet
product specifications? NO Instruct the user to use the
paper that meets product
specifications.
2 Is the paper curled, wavy, or damp? YES Change the paper. Instruct
the user on the storage of
paper.
3 Are the Edge Guide and Trailing Edge
Stop (of the drawer) positioned to the
exact sizes of the paper used? NO Slide the guides to the exact
size of the paper.
4 Are the Paper Take-Up Roll and Paper
Separator Roll deformed, worn, or
dirty with paper dust? YES Clean or change the defec-
tive roll.
5 Is the Paper Take-Up Guide Plate dirty
or deformed? YES Clean or change the guide
plate.
6 When the 1st Drawer is use
Check CL3 for operation.
Does the voltage across PJ15F-2B on
PWB-F and GND change from DC24V
to DC0V when the Start key is
pressed?
YES Change CL3.
NO Change PWB-F or PWB-A.
7 When the 2nd Drawer is use
Check CL4 for operation.
Does the voltage across PJ14F-2B on
PWB-F and GND change from DC24V
to DC0V when the Start key is
pressed?
YES Change CL4.
NO Change PWB-F or PWB-A.
8 When the 3rd Drawer is use
Check CL5 for operation.
Does the voltage across PJ13F-2B on
PWB-F and GND change from DC24V
to DC0V when the Start key is
pressed?
YES Change CL5.
NO Change PWB-F or PWB-A.
Paper is at a
stop in the verti-
cal transport
section. 1 Are the Vertical Transport Rollers
deformed, worn, or dirty with paper
dust? YES Clean or change the Vertical
Transport Rollers.
2 Is the Paper Take-Up or Vertical
Transport Guide Plate deformed or
dirty? YES Clean or change the defec-
tive guide plate.
3 Does M22 turn when the Start key is
pressed? NO Check for overload. Then,
check step 5 and onward.
4 Is each of the voltages across PJ17F-
1 on PWB-F and GND and that across
PJ17F-2 and GND DC38V? YES Change M22.
NO Change PWB-A or PWB-F.
5 Is each Paper Take-Up Sensor (PC32,
33, 34) fully operational? Make the
input port check using “I/O Check.” NO Check the actuator of the
defective sensor for opera-
tion and, if it is okay, change
the sensor.
6 Is each Vertical Transport Sensor
(PC36, 37, 38) fully operational?
Make the input port check using “I/O
Check.” YES Change PWB-F or PWB-A.
NO Check the actuator of the
defective sensor for opera-
tion and, if it is okay, change
the sensor.