Minolta Di 620 Manual page 229

<Transport/Separator Misfeed clearing Procedure>
Symptom Step
Paper is at a 1
stop at the
Transport Roll-
2
ers.
3
4
Paper is at a 1
stop at the Syn-
chronizing Roll-
ers.
2
3
4
5
Check Item
Are the Transport Rollers deformed,
worn, or dirty with paper dust?
Does M23 turn when the Start key is
pressed?
Is the voltage across PJ16F-1 on
PWB-F and GND and that across
PJ16F-2 and GND DC38V?
Is PC1 fully operational? Make the
input port check using "I/O Check."
Are the Synchronizing Rollers
deformed, worn, or dirty with paper
dust?
Is a proper length of loop formed
before the Synchronizing Rollers?
Does M5 turn when the Start key is
pressed?
Is the voltage across PJ13T-1 on
PWB-T and GND and that across
PJ13T-2 and GND DC38V?
Is PC2 fully operational? Make the
input port check using "I/O Check."
T-15
Result Action
YES Clean or change the Trans-
port Rollers.
NO Check for overload and then
check step 4.
YES Change M23.
NO Change PWB-A or PWB-F.
YES Change PWB-A.
NO Check the PC1 actuator for
operation and, if it is okay,
change PC1.
YES Clean or change the Syn-
chronizing Rollers.
NO Select "Tech. Rep.," "Tech.
Rep. Choice," "Printer," and
"Loop Adjustment," in that
order to make the loop
adjustment.
NO Check for overload and then
check step 5.
YES Change PWB-A or M5.
NO Change PWB-T.
YES Change PWB-A.
NO Check the PC2 actuator for
operation and, if it is okay,
change PC2.