Oki C9850

Oki Data CONFIDENTIAL
43627911TH Rev. 3
186 /
Table 7-1-1 Operator Alarm (7/10)
Display Cause Error Description and Analysis
Judgement
Remedy 600 1200
Check paper
Paper thickness
Error
TRAY
Please see
HELP for details
U-Heavy Mode Media
Detection Value
Outside Standard
Is there any abnormal media mixed
in?
Yes Remove the abnormal media.
Reset the belt
Please see
HELP for details
After turning ON the
power or when cover
is closed, the sensor
detects that the unit is
missing.
1) Is an Error message displayed?
2) Is the best unit properly
mounted?
3) Does the Error take place
again?
Yes
No
Yes
Check how the belt unit is
mounted.
Remount the belt unit, then turn
ON the power again.
Replace Belt Unit Assy
Reset the image
drum
Please see
HELP for details
After turning ON the
power or when cover
is closed, the sensor
detects that the unit is
missing.
1) Is an Error message displayed?
2) Is the image drum properly
mounted?
3) Does the Error take place
again?
Yes
No
Check how the ID is mounted.
Turn ON power again.
Replace ID Unit Assy
Replace with a
new drum
Drum Life Near-
End
COLOR
Please see
HELP for details
ID Unit Life Is this immediately after replacing
the ID unit?
Yes
No
Check ID Unit Life
Replace ID Unit
Replace with a
new fuser
Fuser Life
Near-End
Please see
HELP for details
Fuser Life (This takes
place when the fuser
life is continually OFF)
Is this immediately after replacing
the fuser?
Yes
No
Check Fuser Life
Replace fuser.
Replace with
new belt
Belt Life
Near-End
Please see
HELP for details
Notify Belt Life (Alarm)
Print N-count worth by
opening/closing cover.
Is this immediately after replacing
the belt?
Yes
No
Check Belt Life
Replace belt.
Replace with
new double-
side printer unit
Please see
HELP for details
If the Double Side
Printer Unit is
disassembled from this
machine.
Are operations restored by re-
inserting the Double-Side Printer
Unit?
Yes
No
Normal
Replace double-side printer unit
or replace engine PCB.
Check Duplex
Please see
HELP for details
Paper jam detected
in double-side printer
unit when turning over
paper.
Check paper jam in double-side
printer.
Yes
No
Remove the paper jam.
Check/replace double-side
printer unit.
Check Duplex
Please see
HELP for details
Paper jam detected in
double-side printer unit.
Check paper jam in double-side
printer.
Yes
No
Remove the paper jam.
Check/replace double-side
printer unit.
Check Duplex
Please see
HELP for details
Paper jam in paper
supply from the double-
side printer unit.
Check misfeed in double-side
printer unit.
Yes
No
Remove the misfed paper, then
close cover.
Check/replace double-side
printer unit.
Open cover
Paper Jam
COVER Please
see HELP for
details
Paper jam in paper
supply from Cassette 1,
2, 3, 4 or 5.
Check misfeed in the specified
cassette.
Yes
No
Remove the misfed paper, insert
the cassette.
Check/replace Cassette 1, 2, 3,
4 or 5.