Minolta Di 620 Manual page 237

Symptom Step
Paper is at a 5
stop in the turn-
over section of
the Duplex Unit.
6
7
8
The leading 1
edge of the
paper is at a
2
stop in the hori-
zontal transport
section of the
3
Duplex Unit.
4
Paper is not 1
taken up at all.
Check Item
Check SL5 for operation.
Does the voltage across PJ6A-3B on
PWB-A and GND change from
DC24V to DC0V when a copy cycle is
run in the Sort and Folding mode?
Has the misfeed occurred when a
copy cycle was run to make two or
more copies?
Check SL2 for operation.
Does the voltage across PJ6A-2B on
PWB-A and GND change from
DC24V to DC0V when a copy cycle is
run to make two or more copies?
Is PC57 fully operational?
Make the input port check using "I/O
Check."
Is the Paper Guide Sheet dirty or
deformed?
Is PC13 fully operational?
Make the input port check using "I/O
Check."
Is PC56 fully operational?
Make the input port check using "I/O
Check."
Is PC12 fully operational?
Make the input port check using "I/O
Check."
Are the Take-Up Roll, Feed Roll, and
Separator Roll deformed, worn, or
dirty with paper dust?
T-23
Result Action
NO Change PWB-A.
NO Check step 8.
NO Change PWB-A.
YES Change PWB-A, SL5 (if step
5 has been checked) or SL2
(if step 7 has been checked).
NO Check the PC57 actuator for
operation and, if it is okay,
change PC57.
YES Clean or change the guide
sheet.
NO Check the PC13 actuator for
operation and, if it is okay,
change PC13.
NO Check the PC56 actuator for
operation and, if it is okay,
change PC56.
YES Change PWB-A.
NO Check the PC12 actuator for
operation and, if it is okay,
change PC12.
YES Clean or change the defec-
tive roll.