Color Registration Is Wide; In Adjusting Color Registration" Is Shown Only A Short Time; Although Reg Adjust Test Of The Engine Maintenance Function Is Ok - Oki c5550 Maintenance Manual

8.5.3.(6)

Color registration is wide.

(6-1) "IN ADJUSTING COLOR REGISTRATION" is shown only a short time

Confirmation Items
(6-1-1) Color registration result
Color registration time
(Approx. 50 sec if normal)
(6-1-2) Toner
Remaining quantity of toner Check to see if "ORDER TONER" or "REPLACE
(6-1-3) Color registration sensor
Dirty sensor
(6-1-4) Color registration sensor shutter
Defects of the shutter
operation
(6-2) Although REG ADJUST TEST of the engine maintenance function is OK, Color drift is seen
Confirmation Items
(6-2-1) Paper feed system
State of paper feed system
of running route
44158801TH Rev.2
Confirmation Tasks
Execute REG ADJ UST TEST in the self-diagnostic
mode, and check the result.
Any error issued is not displayed if the ONLINE indication
is on.
TONER" is displayed on the operator panel.
Check to see if the sensor has toner or paper chips
sticking.
Check the shutter operation in the self-diagnostic mode.
Confirmation Tasks
Check to see if there is anything on the paper feed route
that hinders the paper from running.
Oki Data CONFIDENTIAL
Action at NG
Replace the sensor
that originated NG.
Clean the sensor.
Replace the shutter.
Replace the PU
PCB (PRF PCB).
Replace the toner
cartridge with a new
one.
Wipe off the dirt.
Replace the shutter
or modify the
mechanism.
Action at NG
Remove the
obstacle.
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