Oki Data CONFIDENTIAL
43967002TH Rev. 1
348 /
7. Troubleshooting
7.5.3.(1) Color has faded-out and blurred entirely. (Refer to Figure 7-2
A
)
(1-1) Color are faded-out and blurred.
Check item
Check work
Action to be taken at NG
(1-1-1) Toner
Residual amount of
toner
Confirm that the message “Please Install
Toner“ or “Toner Enpty” is not displayed on
the Operator Panel screen.
Replace the toner
cartridge with the
new one.
Tape attached to
the opening of toner
cartridge
Check that the tape is not removed from
the opening of the toner cartridge.
Move the toner
cartridge lever to
Close position, and
peel off the tape
from the opening of
the toner cartridge.
(1-1-2) LED head
Lens of LED head
Check to see that lens surface of the LED
head is not stained by toner or paper dust.
Clean the lens with
LED head lens
cleaner.
LED head installed
status
Confirm that the LED head is installed in
the LED head holder normally. Confirm that
the tension springs in the right and left are
normally installed.
Return the MFP
to the installed
condition.
(1-1-3) Print media
Types of media
Check that the specially heavy media is not
used for printing.
Use the specified
normal paper.
Check item
Check work
Action to be taken at NG
(1-1-4) High voltage terminal
ID unit terminal
Confirm that the ID unit high voltage
terminal keeps contacting with the high
voltage terminal by visual check.
(Refer to Fig. 7-3.)
ID unit replacement
or high voltage
terminal repair 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.
(1-1-5) ID unit installed condition
ID unit down
position (Transfer
error)
Insert and remove the ID unit with hand
to check that it can move down to the
specified down position without any
abnormal load. Make a test of inserting
a paper in between the drum and belt. If
paper top can easily pass, it is not good
(NG).
Check the U groove
of the side plate for
any abnormality. If it
cannot be repaired,
replace it.
Содержание MC860 MFP
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