2GN/2GP/2GR-6
1-4-23
Measures against the service codes detecting fuser problems
If one of the following service codes is detected, take actions to clear the cause of the trouble and perform maintenance
item U163 to reset the service code.
(2) Self diagnostic codes
Code Contents Code Contents
C6000 Fuser heater break C6050 Abnormally low fuser unit thermistor temper-
C6020 Abnormally high fuser unit thermistor tem- C6400 Zero-cross signal error
C6030 Fuser unit thermistor break error
Code Contents
Remarks
Causes Check procedures/corrective measures
C0030 Fax control PWB system problem
(optional fax)
Processing with the fax software was
disabled due to a hardware or software
problem.
Defective fax con-
trol PWB.
Replace the fax control PWB and verify the
operation.
C0060 Main PWB type mismatch error Defective PWB. Contact the Service Administrative Division.
C0070 Fax control PWB incompatibility
detection problem (optional fax)
Fax software is not compatible with main
software.
FAX and the
machine are not
compatible.
Use the FAX control PWB that is designed
for use with the machine.
C0130 Backup memory (EEPROM) device
problem (Main PWB)
Reading from or writing to EEPROM
cannot be performed.
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation.
Device damage of
EEPROM.
Contact the Service Administrative Division.
C0140 Backup memory (EEPROM) data
problem (Main PWB)
Reading data from EEPROM is abnor-
mal.
Data damage of
EEPROM.
Contact the Service Administrative Division.
C0150 Backup memory device problem
(Engine PWB)
Reading from or writing to EEPROM
cannot be performed.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation.
Device damage of
EEPROM.
Contact the Service Administrative Division.
C0160 Backup memory data problem
(Engine PWB)
Reading data from EEPROM is abnor-
mal.
Read and write data does not match five
times continuously.
Problem with the
backup memory
data.
Run maintenance item U022 to initialize the
backup memory data.
Defective engine
PWB.
If the C0160 is displayed after initializing the
backup memory, replace the engine PWB
and check for correct operation.
C0170 Copy counts problem
A checksum error is detected in the main
and engine backup memories for the
copy counters.
Data damage of
EEPROM.
Contact the Service Administrative Division.
Defective PWB. Replace the main PWB or engine PWB and
check for correct operation.
C0180 Machine number mismatch error
Machine number of main PWB and
engine PWB does not match.
Data damage of
EEPROM.
Contact the Service Administrative Division.
C0600 DIMM installed incorrectly
DIMM is not installed correctly.
DIMM installed
incorrectly.
Check if the DIMM is inserted into the socket
on the main PWB correctly.
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