Oki C911 Maintenance Manual page 67

Oki Data CONFIDENTIAL
Panel display Cause
Service Call Engine Program
241:Error Memory Error
~ 241: DUPLEX Flash
245:Error memory error
242: Option Tray2
243: Option Tray3
244: Option Tray4
245: Option Tray5
Service Call Engine PORT CPU
247:Error Program Memory
Error
Service Call Engine DRIVER
249:Error CPU Program
Memory Error
Power Off/On Secure File Erasing
250:Error Error
Service Call Secure Disk Erasing
251:Error Error
Service Call An unexpected error
254:Error occurred during
initialization of the
Security mode.
Error cause information
is displayed after the
error code number.
Service Call An unexpected error
257:Error occurred during
initialization of the
HDD.
Error cause
information is
displayed after the
error code number.
45530603TH Rev.2
Check details Solution
Result
Power OFF/ON.
Does this error recur? Yes 241: Replace the
DUPLEX PCB.
242-5: Replace the
option tray PCB.
Power OFF/ON.
Does this error recur? Yes Replace the printer
control PCB.
Power OFF/ON.
Does this error recur? Yes Replace the driver
relay PCB.
An encrypted file ADMIN MENU
erasing error was HDD ERASE
detected. informing the user
Did the user accept to of the necessity
execute HDD ERASE? to execute Disk
ERASE to delete
the encrypted file
and restore the
HDD defaults.
An error was detected Power OFF/ON.
during Disk ERASE.
Does this error Yes Replace the HDD.
message reappear?
Power OFF/ON.
Does this error Yes Regenerate an
message reappear? encryption key. If it
doesn't solve the
problem, replace
the CU PCB.
Power OFF/ON.
Does this error Yes Format the HDD
message reappear? again. If it does not
solve the problem,
replace the HDD.
Panel display Cause
Power Off/On Short circuit (901)
901:Error or open circuit
902:Error (902) with the belt
thermistor was
detected.
Power Off/On The belt thermistor
903:Error detected abnormal
904:Error temperature.
903:too high
904:too low
Service Call An error was
993:Error detected with the
paper thickness
sensor power cable.
Service Call A fuser where a high
994:Error temperature error
was detected is
installed.
Power Off/On CU program error
F0C:Error
Power Off/On CU program error
FFF:Error
Note) Service call errors, 171: Error, 166-02: Error, 168-02: Error, 169-02: Error,
0169-04: Error and 902: Error can occur when the printer temperature is under
0°C; therefore, if the printer temperature is low, turn on the printer after the
printer temperature has risen enough.
4. TROUBLESHOOTING PROCEDURE
Check details Solution
Result
Check the belt Yes Replace the part or
thermistor wiring. (Is the belt unit.
there any abnormal
No Replace the driver
condition with the
relay PCB.
belt unit, contact
substrate which is the
tag terminal PCB of
the printer unit, or the
cable)?
Check the belt Yes Replace the part or
thermistor wiring. (Is the belt unit.
there any abnormal
No Replace the driver
condition with the
relay PCB.
belt unit, contact
substrate which is the
tag terminal PCB of
the printer unit, or the
cable)?
Power OFF/ON.
Does this error recur? Yes Replace the paper
thickness sensor
and the cable.
Does this error recur? Yes Replace the printer
control PCB.
Power OFF/ON.
Does this error recur? Yes Replace the fuser
unit.
Power OFF/ON.
Does this error recur? Yes Replace the printer
control PCB.
Power OFF/ON.
Does this error recur? Yes Replace the printer
control PCB.
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