Oki C9850 Maintenance Manual page 188

Display
File system Cannot write to HDD.
access error
<n>
Power Off/on GDDC Error
910: Error
to
914: Error
Power Off/on Belt Slit Sensor Error
917: Error
Power Off/on Duplex FAN0 Alarm
918: Error Detection
Power Off/on Duplex 24V Abnormal
919: Error Current Detection
Power Off/on Yellow Image
920: Error Drum Lock Error
Power Off/on Magenta Image
921: Error Drum Lock Error
Power Off/on Cyan Image Drum Lock
922: Error Error
Power Off/on Black Image Drum Lock
923: Error Error
Power Off/on Tray2 24V
924: Error Abnormal Voltage
Detection
Power Off/on Tray3 24V
925: Error Abnormal Voltage
Detection
Power Off/on Tray4 24V
926: Error Abnormal Voltage
Detection
Power Off/on Tray5 24V
927: Error Abnormal Voltage
Detection
Power Off/on Fuser Motor Lock Error The fuser is not operating properly.
928: Error
Power Off/on Waste Toner Transfer
929: Error Motor Lock Error
Power Off/on Sub-CPU Clock
930: Error Frequency Error
Power Off/on Duplex CPU Clock
931: Error Frequency Error
43627911TH Rev. 3
Table 7-1-1 Operator Alarm (9/10)
Cause Error Description and Analysis
Is there any error in the operational
procedures?
910 :Tray1 GDDC Error
911 :Tray2 GDDC Error
912 :Tray3 GDDC Error
913 :Tray4 GDDC Error
914 :Tray3 GDDC Error
The belt is not running properly.
Does the error message still
appear after rebooting?
Error of the fan in the duplex unit
Does the error still occur after
rebooting?
24 V of power is not supplied to the
duplex unit properly.
Does the error still occur after
rebooting?
The Y ID unit is not operating
properly.
Does the error message still
appear after rebooting?
The M ID unit is not operating
properly.
Does the error message still
appear after rebooting?
The C ID unit is not operating
properly.
Does the error message still
appear after rebooting?
The K ID unit is not operating
properly.
Does the error message still
appear after rebooting?
24 V of power is not supplied to
tray 2 properly.
24 V of power is not supplied to
tray 3 properly.
24 V power is not supplied to tray 4
properly.
24 V of power is not supplied to
tray 5 properly.
Does the error still occur?
The waste toner transfer motor is
not operating properly.
Does the error still occur?
The Sub-CPU clock frequency is
not correct.
Does the error still occur?
The duplex CPU clock frequency
is not correct.Does the error still
occur?
Oki Data CONFIDENTIAL
Remedy
Judgement
No Check the manual usage
procedures.
Yes HDD malfunction.
Replace HDD.
Check to conirm that the tray is
mounted correctly.
Replace the geared motor of the
tray.
Check to conirm that the belt is
mounted correctly.
Yes Replace the belt.
Check to conirm that the duplex
unit is mounted correctly.
Yes Check the connection of the fan.
Yes Replace the fan.
Check to conirm that the duplex
unit is mounted correctly.
Yes Check the connection of the fan.
Yes Replace the fan.
Check to conirm that the Y ID
unit is in position.
Yes Replace the Y ID unit.
Yes Replace the Y ID motor.
Check to conirm that the M ID
unit is in position.
Yes Replace the M ID unit.
Yes Replace the M ID motor.
Check to conirm that the C ID
unit is in position.
Yes Replace the C ID unit.
Yes Replace the C ID motor.
Check to conirm that the K ID
unit is in position.
Yes Replace the K ID unit.
Yes Replace the K ID motor.
Check to conirm that tray 2 is
mounted correctly.
Check to conirm that tray 3 is
mounted correctly.
Check to conirm that tray 4 is
mounted correctly.
Check to conirm that tray 5 is
mounted correctly.
Check to conirm that the fuser
is in position.
Yes Replace the fuser.
Yes Replace the fuser motor.
Check to conirm that the
waste toner transfer system is
operating properly.
Yes Replace the waste toner motor.
Check the connection of the
S2P board.
Yes Replace the S2P board.
Check the connection of the
V72-2 board.
Yes Replace the V72-2 board.
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