Oki MB461 - Page 226

Oki Data CONFIDENTIAL
44871001TH Rev.6
8-34
8. TROUBLESHOOTING PROCEDURES
Display Cause Error details Measure
Inspection is
required.
163 : Error
Toner sensor
detection
error (163=K).
This error
does not
occur with
the MFP in
the factory
shipped
configuration.
Is the toner cartridge
installed?
Is the toner slide shutter set?
No
No
Yes
Install the toner
cartridge.
Turn it to the fixed
position. Turn off and
on the MFP.
Replace the toner
sensor assembly.
Inspection is
required.
167 : Error
Thermistor
slope error
Does an error message
appear?
Does the error occur again?
Yes
Turn off and on the
M F P.
Turn off and on the
MFP after leaving it for
30 minutes.
Inspection is
required.
170 : Error
171 : Error
A fuser
thermistor
short or open
circuit was
detected.
Does the error occur again?
Yes
Turn off and on the
M F P.
Replace the fuser unit.
Inspection is
required.
172 : Error
173 : Error
A fuser
thermistor
temperature
error (high
or low
temperature)
was detected.
Does the error occur again?
Does the error occur again?
Yes
Yes
Turn off and on the
M F P.
Replace the fuser unit.
Replace the low-
voltage power supply,
and then replace the
CU/PU board when
the error occurs again.
Inspection is
required.
182 : Error
Option unit I/F
error
Does the error occur again?
Does the error occur again?
Yes
Yes
Turn off and on the
M F P.
Be sure of connector
connection.
Replace the option
unit.
Power OFF/ON
190 : Error
System
memory
overflow
Does the error occur again?
Yes
Turn off and on the
M F P.
Replace the CU/PU
board.
Inspection is
required.
200 : Error
～
202 : Error
PU firmware
download error
An error occurred in re-
writing
the PU firmware.
Turn off and on the
MFP, and then re-
download it (In general
use of the MFP, this
re-writing is not
performed and this
error does not occur).
Display Cause Error details Measure
Power OFF/ON
203 : Error
204 : Error
207 : Error
208 : Error
213 : Error
F0C : Error
FFE : Error
FFF : Error
CU program
error (203
to 213 do
not occur in
general use of
the MFP)
Invalid processing was
performed with a CU
program.
Replace the CU/PU
board.
Power OFF/ON
209 : Download
error
Custom
Media
Type table
downloading
failure
Custom Media Type table
downloading failed.
Turn off and on the
MFP, and then re-
download it (In general
use of the MFP, this
downloading is not
performed and this
error does not occur).
Inspection is
required.
231 : Error *
TAG interface
error
IA TAG interface error was
detected.
Be sure the toner
cartridges and the
image drums are
properly set.
Replace the toner
cartridges. When the
error occurs again
after the image drums
are re-installed, be
sure of the cable
connection from the
CU/PU board to the
toner sensor board.
01 : A short-circuit error.
02 : TAG communication
error.
Power OFF/ON
250 : Error
SD card error
Inspection is
required.
251 : Error
SD card
erasure error
PRESS POWER
SW FOR 5SEC
Error : 802
Error : 803
Error : 805
Error : 807
Error : 808
SU Exception Does the error occur again? Yes Turn off and on the
M F P.
Replace the SU board.