Oki C5650 - Paper Path Jam Occurs in a Path Route

Oki Data CONFIDENTIAL
43827101TH Rev.2 205 /
(5-3)Paper path jam occurs in a path route
Feed motor, belt motor, ID
motor, ID up/down-motor
Feed motor driver, belt motor
driver, ID up-motor driver
Confirmation Tasks
Conduct the Motor and Clutch Test of the self-diagnostic mode,
and check to see if the feed motor, belt motor and ID motor
operate normally.
Make this checking in the presence and absence of a load.
Unplug the HOP connector of the PU PCB, and confirm the
following on the connector side:
Several M
Ω between pin 1 and FG
Several M Ω between pin 2 and FG
Several M Ω between pin 3 and FG
Several M Ω between pin 4 and FG
Unplug the BELTIDUP connector of the PU PCB, and confirm
the following on the connector side:
Several M Ω between pin 1 and FG
Several M
Ω between pin 2 and FG
Several M Ω between pin 3 and FG
Several M Ω between pin 4 and FG
Several M Ω between pin 5 and FG
Several M Ω between pin 6 and FG
Several M Ω between pin 7 and FG
Several M Ω between pin 8 and FG
Action at NG
Replace the PU PCB,
or replace the feed
motor, belt motor, ID
motor, or ID up-motor,
or replace the ID unit or
belt unit. To use a new
ID unit or belt unit on a
trial basis, use FUSE
KEEP MODE of the
System Maintenance
Menu.
Replace the PU PCB, if
the feed motor, belt
motor or D motor is
faulty, or replace the
motor driver PCB if the
belt motor is faulty.
(5-3-1) Check of operating state of motors
Confirmation Items