44473001TH Rev.1
250 /
Oki Data CONFIDENTIAL
7. TROUBLESHOOTING PROCEDURES
Check item Check operation
Actions for NG
results
(3-1-3) High-voltage terminal
ID unit terminal Visually check each ID unit high-voltage terminal
if it contacts the contact assembly properly. (See
Fig. 7-3.)
Replace any
applicable ID
unit or high-
voltage board,
or correct any
applicable
high-voltage
terminal. When
using a new ID
unit as a try,
select FUSE
KEEP MODE
of the system
maintenance
menu.
7.5.5(4) Vertical lines are produced in printed pages.
(4-1) Fine lines (colored) (see Fig. 7-2 D)
Check item Check operation
Actions for NG
results
(4-1-1) ID unit state
ID unit filming Were pages printed with toner empty? Replace any
applicable toner
cartridge with
a new one. If it
doesn’t solve
the problem,
replace the
relevant ID
unit. When
using a new ID
unit as a try,
select FUSE
KEEP MODE
of the system
maintenance
menu.
(4-2) Fine lines (white) (see Fig. 7-2 F)
Check item Check operation
Actions for NG
results
(4-2-1) LED head state
LED head Do foreign matters adhere to the Selfoc lens’
light-emitting face of any LED head?
Remove the
foreign matters.
(4-2-2) Paper feed state
Paper feed path Check if the paper feed path reaching the fusing
area have burrs that scrape unfixed toner.
Remove the
burrs.
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Printing Specifications
Paper Handling
