Oki Data CONFIDENTIAL
45487001TH Rev.1
6-53 /
6. Troubleshooting procedure
(6-2)ī Jamīoccursīimmediatelyīafterīaīpaperīisītakenīintoīprinter.
Check item Check work
Actions to be taken
at NG
(6-2-1) Check condition of the paper running path
Paper running path
on the belt.
Remove the ID unit and check if paper is
jammed or not in the paper running path.
Remove the
jammed paper.
(6-2-2) Check condition of the mechanical parts
Check the sensor
lever of the WR
sensor.
Check if shape and movement of the sensor
levers have any abnormality or not.
Replace the
sensor lever
with the good
sensor lever.
(6-2-3) Motor operation check
ID motor Conļ¬rm that the paper feed motor and ID
motor work normally by using the Motor &
Clutch Test of the self-diagnostic mode.
Check if any load exists or not.
Replace the
PU/CU board,
or replace
ID motor, or
replace the ID
unit .
If any attempt
of using new
ID unit as a
trial is going
to be made,
be sure to use
the System
Maintenance
Menu FUSE
KEEP MODE.
Check item Check work
Actions to be taken
at NG
(6-2-4) Check the system connection
Paper feed motor
drive cable, ID
motor drive cable,
fuser motor drive
cable
Check the connection condition of the cables.
PU/CU board DCHOP connector, DCID
connector
, DCHEAT connector , HOPCLT
connector.
Check if the connector is connected in the
halfway only or not, and check if the connector
is inserted in a slanted angle or not.
Check also that cables are assembled without
any abnormality.
Normalize the
connection
condition.
Replace the
cable with the
normal cable.
Hopping clutch
drive cable
Remove the HOPCLT connector
of the PU/
CU board and check the following at the cable
side.
Short circuit between pin-1 ā FG
Short circuit between pin-2 ā FG
Replace the
cable with the
good cable
that normalizes
the connection
condition.
Hopping clutch PU/CU board HOPCLT connector
Between pin-1 - pin-2: Approx. 240
ā¦
Replace the
hopping clutch
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