Self Diagnostic Codes - Olivetti d-Copia 2500MF Service Manual

(2) Self diagnostic codes

Code
C0060 Main PWB type mismatch error
C0120 Drum EEPROM error
Reading from or writing to EEPROM
cannot be performed.
C0130 Backup memory (EEPROM) device
problem (Main PWB)
Reading from or writing to EEPROM
cannot be performed.
C0150 Backup memory (EEPROM) device
problem (Engine PWB)
Reading from or writing to EEPROM
cannot be performed.
C0160 Backup memory (EEPROM) data
problem (Engine PWB)
Reading data from EEPROM is abnor-
mal.
Read and write data does not match 5
times continuously.
C0180 Machine number mismatch error
Machine number of main PWB and
engine PWB does not match.
C0320 Power CPU communication problem
The engine PWB and the power CPU
are unable to communicate with each
other.
C0420 Optional paper feeder communication
problem
The engine PWB and the paper feeder
are unable to communicate with each
other.
C0440 Optional document finisher/built-in
finisher communication problem
The engine PWB and the document fin-
isher or the built-in finisher are unable to
communicate with each other.
Y108620-5
Contents
Causes
Defective PWB. Run maintenance item U935 to contact the
Service Administrative Division.
Poor contact in the Check the connection of connector on the
connector termi- engine PWB and the continuity across the
nals. connector terminals. Repair or replace if
necessary.
Defective drum Replace the drum unit.
unit.
Defective main Replace the main PWB and check for cor-
PWB. rect operation.
Device damage of Contact the Service Administrative Division.
EEPROM.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation.
Device damage of Contact the Service Administrative Division.
EEPROM.
Problem with the Run maintenance item U022 to initialize the
backup memory backup memory data.
data.
Defective engine If the C0160 is displayed after initializing the
PWB. backup memory, replace the engine PWB
and check for correct operation.
Data damage of Contact the Service Administrative Division.
EEPROM.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation.
Poor contact in the Check the connection of connector YC22 on
connector termi- the engine PWB and the connector on the
nals. paper feeder main PWB, and the continuity
across the connector terminals. Repair or
replace if necessary.
Defective PWB. Replace the engine PWB or paper feeder
main PWB and check for correct operation.
Poor contact in the Check the connection of connector YC5 on
connector termi- the engine PWB and the connector of the
nals. document finisher, and the continuity across
the connector terminals. Repair or replace if
necessary.
Check the connection of connector YC4 on
the engine PWB and the connector of the
built-in finisher, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective PWB. Replace the engine PWB or finisher main
PWB and check for correct operation.
Service Manual
Remarks
Check procedures/corrective measures
2H0/2HZ
1-4-19