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2KL/2KK
(2) Self diagnostic codes
Code
C0100
Backup memory (EEPROM) device
problem (main)
Reading from or writing to EEPROM
cannot be performed.
C0110
Backup memory data problem (main)
Data in the specified area of the backup
memory does not match the specified
values.
C0150
Backup memory device problem
(engine EEPROM)
Reading from or writing to EEPROM
cannot be performed.
C0160
Backup memory data problem (engine
EEPROM)
Reading data from EEPROM is abnor-
mal.
C0170
Copy counts problem
When the power is turned on, the total
count and the scan count are abnormal
both on the main and engine.
C0180
Machine number mismatch
Machine number of main and engine
does not match.
C0210
Communication problem between the
main and engine
When the power is turned on, the
machine does not detect the low level of
SBSY and the high level of SDIR for
10 s.
C0240
Printer PWB communication problem
The printer PWB does not respond 120 s
after the power is turned on.
A0410
Document processor communication
problem
Communication fails five times succes-
sively.
A0420
First paper feeder communication
problem
Communication fails five times succes-
sively.
1-4-16
Contents
Causes
Check procedures/corrective measures
Defective main/
Replace the main/engine PWB and check
engine PWB.
for correct operation.
Data damage of
Contact the Service Administrative Division.
EEPROM.
Defective main/
Replace the main/engine PWB and check
engine PWB.
for correct operation.
Device damage of
Contact the Service Administrative Division.
EEPROM.
Data damage of
Contact the Service Administrative Division.
EEPROM.
Data damage of
Contact the Service Administrative Division.
EEPROM.
Defective main/
Replace the main/engine PWB and check
engine PWB.
for correct operation.
Data damage of
Contact the Service Administrative Division.
EEPROM.
Poor contact in the
Reinsert the connector. Also check for conti-
connector termi-
nuity within the connector cable. If none,
nals.
remedy or replace the cable.
Defective main/
Replace the main/engine PWB and check
engine PWB.
for correct operation.
Poor contact in the
Reinsert the connector. Also check for conti-
connector termi-
nuity within the connector cable. If none,
nals.
remedy or replace the cable.
Defective main/
Replace the main/engine PWB and check
engine PWB.
for correct operation.
Document proces-
Check the installation state of the document
sor installed incor-
processor and adjust it if it is not properly
rectly.
installed.
Defective PWB.
Replace the main/engine PWB or DP driver
PWB and check for correct operation.
First paper feeder
Check the installation state of the first paper
installed incor-
feeder and adjust it if it is not properly
rectly.
installed.
Defective PWB.
Replace the main/engine PWB or cassette
main PWB and check for correct operation.
Service Manual
Remarks
Y110980-1
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