Paper Unloading Jam (Error Code 382); Paper Unloading Jam Occurs Immediately After The Power Is Turned On; Paper Unloading Jam Occurs After A Paper Is Taken Into Printer - Oki MC362w Maintenance Manual

Oki Data CONFIDENTIAL

7.5.5. (7) Paper unloading jam (error code 382)

(7-1) Paper unloading jam occurs immediately after the power is turned on.

Check item
(7-1-1) Check condition of the paper running path
Paper running Check if paper is jammed or not in the paper
path of the paper running path.
unloading unit
(7-1-2) Check condition of the mechanical parts
EXIT sensor lever Check if shape and movement of the sensor
check levers have any abnormality or not.
(7-1-3) Check condition of electrical parts
Check the detection Confirm that the sensor signals are normally
condition of the detected by using the SWITCH SCAN
sensor signal. function of the self-diagnostic mode.
Check the output Check the following signal by using the CU/
signal level of the PU board EXIT connector
EXIT sensor.
Pin-9: EXIT sensor
Confirm that the above signal levels change
when the sensor lever is operated.
(7-1-4) Check the system connection
EXIT sensor cord Confirm that the cables are not pinched,
sheathes are not peeled off, and they are
assembled normally.
44952001TH Rev.2
Checking method Action in case of NG
Remove the jammed
paper.
Replace the sensor
lever with the good
sensor lever.
Replace: the CU/PU
board, or the EXIT
sensor and its cord or
connection cord.
Replace the EXIT
⑧
: sensor.
Replace the
connecting cable
and normalize the
assembled condition.

(7-2) Paper unloading jam occurs after a paper is taken into printer.

Check item Checking method
(7-2-1) Check condition of the paper running path
Face Up Stacker Confirm that it is either fully opened or fully
Cover closed
Rear panel Check that the installation condition of the
rear panel hampers smooth movement of a
paper in the paper running path, or not.
Paper running path Check that any mechanical load does not
of unloading unit exist that hampers the smooth movement of
paper in the paper running path of the paper
unloading unit, by the visual inspection.
Check if the paper unloading motor
becomes difficult to rotate or not.
(7-2-2) Check condition of the mechanical parts
Sensor lever of the Check if shape and movement of the sensor
paper exit sensor levers have any abnormality or not.
(7-2-3) 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.
(7-2-4) Check the system connection
Fuser motor drive Check the connection condition of the
cable cables.
Visually check whether the CU/PU board
DCHEAT connector ④ is connected half
or inserted skewed or its cord assembly
is improper.
7. TROUBLESHOOTING PROCEDURES
Action in case of NG
Eliminate any in-
between condition of
the cover between the
fully open position and
fully closed position.
Remove the rear
panel and re-install it.
Correct the portion
that becomes
mechanical load.
Replace the sensor
lever with the good
sensor lever.
Replace the CU/PU
board, the fuser motor
or the fuser unit.
fuser unit as a trial
is going to be made,
be sure to use the
System Maintenance
Menu FUSE KEEP
MODE.
Replace the cable
with the good cable
that normalizes
the connection
condition.
7-71