Olivetti d-Color MF4003 Service Manual page 418

d-Color MF4003/MF3303
Troubleshooting flow
Self-diag. (Full)
Target trouble code
YES
Execute Self-diag. (Full)
Diagnosis result
NG
Troubleshooting against each error code
3.2.1 Troubleshooting procedure
1. Display the trouble code.
2. Execute Self-diag. (Full), and perform the troubleshooting against each [Error code].
3. After the troubleshooting against each error code, if the trouble code is displayed again, perform the troubleshooting against each trouble
code.
NOTE
▪ Perform the troubleshooting in the sequence from step 1 of "Corrective action procedure" against each item while checking
that if each trouble has been resolved. Do not perform the troubleshooting against all procedures at once.
▪ At "Troubleshooting against each error code" and "Troubleshooting against each trouble code", if the parts to be replaced
are the same (ex. base board), do not replace the same parts twice. (Because the trouble can hardly be resolved even after
replacing the same parts twice)
4. Perform the troubleshooting against each trouble code, and make sure that the trouble has be resolved.
5. After the troubleshooting against each trouble code, execute the "Self-diag. (Full)" again, and make sure that all troubles on each device
have been resolved.
3.3 Trouble resetting procedure
• Different malfunction resetting procedures apply depending on the rank of the trouble code.
* List of malfunction resetting procedures
Trouble code rank
Rank A Trouble reset key: Refer to the
Rank B
Rank C
3.3.1 Trouble resetting procedure by Trouble Reset key
Use
• If the all troubles occur and the status would not be cleared by turning main power switch OFF and ON again, or opening and closing the
front door or lower front door, clear the status of the machine.
• To be used when the status would not be cleared by turning main power switch OFF and ON again, or opening and closing the front door
or lower front door in case of a trouble.
Service Manual
Detect trouble code
NO
OK
Troubleshooting against each trouble code
• Opening/closing the front door or lower front door
• Trouble reset key:
• When the [Internal Error. Auto Cancel] for rank B is set to "Yes", after the set period of time, trouble is
automatically cleared.
• Turning main power switch OFF/ON
• When the [Internal Error. Auto Cancel] for rank C is set to "Yes", after the set period of time, trouble is
restarted and cleared.
Resetting procedures
Trouble resetting procedure by Trouble Reset
L-20
L TROUBLESHOOTING > 3. TROUBLE CODE
key.
Y119930-3