Oki C9850

Oki Data CONFIDENTIAL
43627911TH Rev. 3
187 /
Table 7-1-1 Operator Alarm (8/10)
Display Cause Error Description and Analysis
Judgement
Remedy 600 1200
Open cover
Paper JamTop
cover
Please see
HELP for details
Paper jam detected
between Black ID and
fuser.
1) Ch
eck paper jam between
Yellow ID and fuser.
2) Check the load on the fuser
unit.
Yes
No
Remove the paper jam.
Replace fuser unit.
Open cover
Paper JamTop
cover
Please see
HELP for details
Paper jam detected in
fuser or between fuser
and paper output area.
1) Check for paper jam inside the
fuser and between the Yellow
ID and fuser.
2) Check if the paper output
switch is normal.
Yes
No
Remove the paper jam.
Replace paper output switch.
Open cover
Paper Jam
Top cover
Please see
HELP for details
Paper jam detected
when paper started
to enter double-side
printer unit.
Check the entrance or inside the
double-side printer for paper jam.
Yes
No
Remove the paper jam.
Check/replace double-side
printer unit.
Open cover
Paper Jam
Side cover
Please see
HELP for details
Some sort of jam
occurred in paper feed
route.
JAM CHECK Yes Remove the paper jam.
Open cover
Paper Jam
COVER
Please see
HELP for details
Paper jam detected
between cassette and
black ID.
1) Check for paper jam around
the cassette and between the
Yellow ID.
2) Check to see if the paper entry
switch is normal.
Yes
No
Remove the paper jam.
Replace the entry switch.
Check paper
Paper size error
TRAY
Please see
HELP for details
Printer engine detects
paper that is abnormal
(45mm or more)
according to setting.
1) Is the paper a custom size?
2) Is the paper a standard size?
Yes
Yes
No
Remedy Unnecessary
Adjust the cassette paper size
guide.
Paper Size Switch Replace.
Change Toner
COLOR
Please see
HELP for details
One of the toners are
almost empty.
1) The specified toner cartridge is
almost empty.
2) Check to see if the specified
toner sensor is normal.
Yes
No
Replace with a new toner kit.
Replace the specified toner
sensor.
Remove paper
Stacker
Please see
HELP for details
Paper Output Stacker
is Full
1) Check if the stacker is full.
2) Check if the Stacker Full
Sensor activator is normal.
Yes
No
Remove paper from stacker.
Replace the Stacker Full
Sensor.
Insert paper
MP Tray
MEDIA SIZE
Please see
HELP for details
Specified Cassette
is Out-Of-Paper or
removed. Or the
cassette used in the
printing process is out-
of-paper.
1) Check if MT is Out-Of-Paper.
2) Check and see if the out-
of-paper sensor activator is
normal.
Yes
No
Put paper in MT.
Replace Out-Of-Paper Sensor.
Insert paper
TRAY
MEDIA SIZE
Please see
HELP for details
Cassette 1, 2, 3, 4or 5
has been detected to
be Out-Of-Paper
1) Check and see if the specified
cassette is out-of-paper.
2) Check and see if the out-
of-paper sensor activator is
normal.
Yes
No
Put paper in specified cassette.
Replace the corresponding out-
of-paper sensor.
Replace Fuser Fuser Counter
Exceed Life
1) Is an Error message displayed?
2) Is this immediately after the
fuser unit was replaced?
Yes
No
Check the Fuser Unit Life
Replace the fuser immediately
or at the next maintenance.
Tray*Paper
Almost Finished
Paper Near-End
Detection
Is the tray paper level low? (less
than about 30 sheets)
Yes
No
Refill with paper.
Check Paper Near-End Sensor