Oki Data CONFIDENTIAL
45850101TH Rev.1
2-52
2. TROUBLESHOOTING PROCEDURES
a
b
(2) Open the scanner and press the top cover open button and open the top cover.
a
b
Check item
Check work
Actions to be taken
at NG
(3-2-3-4) Check the system connection
Fuser motor drive
cable
Check the connection condition of the cables.
Visually check the CU/PU board DCHEAT
connector for half-way connection, slanted angle
insertion, and abnormal cord assembly.
Also check the connector connected with the
fuser motor in the same manner.
Replace the
cable with the
good cable
that normalizes
the connection
condition.
(3-2-4) Paper unloading jam occurs in the middle of paper running path.
Check item
Check operation
Actions for NG
results
(3-2-4-1) Motor operation check
Fuser motor
Confirm that the fuser motor works normally
by using the Motor & Clutch Test of the self-
diagnostic mode.
Check if any load exists or not.
Replace the CU/
PU board or
fuser motor or
fuser unit.
If any attempt of
using new fuser
unit as a trial
is going to be
made, be sure to
use the System
Maintenance
Menu FUSE
KEEP MODE.
How to remove the paper
(Error code: 380, 381, 382, 383, 385, 389)
(1) Insert your finger into the recess on the right side of the printer and pull the front
cover open lever to open the front cover forward.
