Minolta Di350 Service Manual page 206

FrameMaker Ver.5.5E(PC) Di350 TROUBLESHOOTING
98.12.09
<Separator/Fusing Misfeed Troubleshooting Procedure>
Symptom
Paper is at a stop
near the Synchro-
nizing Rollers.
Paper is at a stop
near the PC Drum.
Paper is wedged
at the PC Drum
Paper Separator
Fingers.
Paper is at a stop
before the Fusing
Rollers.
Paper is at a stop
at the Fusing Roll-
ers.
Paper is at a stop
at the exit section.
Step Check Item
1 Are the Synchronizing Rollers
deformed, worn, or dirty with
paper dust?
2 Is a good length of loop formed
before the Synchronizing Roll-
ers?
3 Is a size error displayed when
the misfeed display is reset?
4 Is PC2 fully operational?
Check the input data using I/O
Check.
5 Check CL1 for operation.
Does the voltage across CN6-
9 on the PWB-A side and GND
change from DC24V to DC0V
when the Start key is pressed?
1 Is the Pre-Image Transfer
Guide Plate dirty or deformed?
2 Is the Image Transfer Roller
deformed, worn, or dirty with
paper dust?
1 Are the PC Drum Paper Sepa-
rator Fingers dirty or
deformed?
1 Is the Fusing Guide Plate dirty
or deformed?
1 Are the Fusing Rollers
deformed, worn, or dirty with
paper dust?
2 Are the Fusing Separator Fin-
gers dirty or deformed?
1 Is the Paper Exit Roller
deformed, worn, or dirty with
paper dust?
2 Is PC3 fully operational?
Check the input data using I/O
Check.
Result
YES Clean or change the Synchro-
NO
YES Check that the size of the
NO
YES Check various parts for possi-
NO
YES Clean or change the guide
YES Clean or change the Image
YES Clean or change the separator
NO
YES Clean or change the Fusing
YES Clean or change the Fusing
YES Clean, correct, or change the
YES Clean or change the Paper
YES Check various parts for possi-
NO
T-19
Action
nizing Rollers.
Select the following functions
in this order: Tech. Rep. Mode
→ Tech. Rep. Choice →
Printer → Loop Adjustment
and make the loop adjustment.
paper actually loaded in the
current paper source matches
the size set for it.
Check the PC2 actuator for
operation and, if it is intact,
change PC2.
ble overload and, if they are
okay, change CL1.
Change PWB-A.
plate.
Transfer Roller.
fingers.
Check the clearance between
the PC Drum Paper Separator
Fingers and PC Drum.
Guide Plate.
Rollers.
Fusing Separator Fingers.
Exit Roller.
ble overload and, if they are
okay, change PWB-A.
Check the PC3 actuator for
operation and, if it is intact,
change PC3.