Paper Take-Up/Transport Misfeed (2Nd Fixed Paper Size Cassette - Minolta Di251 Service Manual

Paper Take-Up/Transport Misfeed (2nd Fixed Paper Size Cassette/PF-118/PF-119) Trou-
bleshooting 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 Paper Separator Roll is dirty, deformed, or
worn.
8 Paper take-up guide plate is dirty or deformed.
9 The voltage across PJ6A-1 on Control Board
and GND is DC24 V.
10 Fuse is conducting.
11 Paper Take-Up Motor drive check: Vertical
Transport Roller turn when the Power Switch is
turned ON.
12 Paper Take-Up Clutch operation check: the
voltage across PJ3A-14B on Control Board
and GND changes from DC24 V to DC0 V
when the Start key is pressed.
Check
T-21
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 Check step 11 and
onward.
YES Change Power Supply
Unit.
NO Change fuse.
NO Change Paper Take-Up
Motor.
Change Control Board.
Change Master Board.
YES Change Paper Take-Up
Clutch.
NO Change Control Board.
Change Master Board.