Minolta Di251 Service Manual page 313

1st Drawer Take-Up Misfeed Troubleshooting Procedures
• Paper is not taken up at all.
Step
1 Paper meets product specifications.
2 Paper is curled, wavy, or damp.
3 Edge Guide and Trailing Edge Stop are at cor-
rect position to accommodate paper.
4 Paper Take-Up Roll is dirty, deformed, or worn.
5 Mylar is dirty or deformed.
6 Paper Lifting Plate is dirty or deformed.
7 Separator Pad is dirty, deformed, or worn.
8 Paper take-up guide plate is dirty or deformed.
9 1st Drawer Paper Take-Up Solenoid operation
check: the voltage across CN10-1 on the side
of Master Board and GND changes from DC24
V to DC0 V when the Start key is pressed.
• Paper is at a stop near the Synchronizing Roller.
Step
1 Pre-Image Transfer Guide Plate is dirty or
deformed.
2 Synchronizing Roller Sensor operation check
through I/O check
Check
Check
T-15
Result Action
NO Change paper.
YES Change paper.
Instruct user in correct
paper storage.
NO Set as necessary.
YES Clean or change.
YES Clean or change.
YES Clean or change.
YES Clean or change.
YES Clean or change.
YES Change solenoid.
NO Change Master Board.
Result Action
YES Clean or change.
YES Change Master Board.
NO Check actuator.
Change Synchronizing
Roller Sensor.