Minolta CF910 Service Manual page 381

<Troubleshooting Procedure>
Symptom Step
• Paper is at a
1
stop at the
Transport
Rollers.
2
3
• Paper is at a
1
stop at the
Synchroniz-
ing Rollers.
2
3
Check Item
Are the Transport Rollers
deformed, worn, or dirty with
paper dust?
Does M15 turn when the Start key
is pressed?
Is Front Tim (PC18) operational
as checked with "Switch 1
(Paper)"?
Are the Synchronizing Rollers
deformed, worn, or dirty with
paper dust?
Is an adequate length of loop
formed before the Synchronizing
Rollers?
Is Front Mid (PC19) operational
as checked with "Switch 1
(Paper)"?
T-15
Result Action
YES Clean or change the
Transport Rollers.
YES Check for possible
overload.
NO Change PWB-I or M15.
NO Check the PC18 actua-
tor and, if it is okay,
change PC19.
YES Clean or change the
Synchronizing Rollers.
("Feed Motor Speed" of
"Machine Adjust")
NO Perform "Feed Motor
Speed" of "Machine
Adjust" under the Ser-
vice mode.
NO Check the PC19 actua-
tor and, if it is okay,
change PC18.