Kyocera 1102H03NL0, Service Manual

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2H0/2HZ-1
1-4-19
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
C6000 Fuser heater break
C6020 Abnormally high fuser thermistor center temperature
C6050 Abnormally low fuser thermistor center temperature
C6120 Abnormally high fuser thermistor edge temperature
C6150 Abnormally low fuser thermistor edge temperature
C6400 Zero-cross signal error
C6420 Fuser unit fuse cut problem
Code Contents
Remarks
Causes Check procedures/corrective measures
C0060 Main PWB type mismatch error Defective PWB. Run maintenance item U935 to contact the
Service Administrative Division.
C0120 Drum EEPROM error
Reading from or writing to EEPROM
cannot be performed.
Poor contact in the
connector termi-
nals. Check the connection of connector on the
engine PWB and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective drum
unit. Replace the drum unit.
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.
C0150 Backup memory (EEPROM) 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 (EEPROM) data
problem (Engine PWB)
Reading data from EEPROM is abnor-
mal.
Read and write data does not match 5
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.
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.
C0320 Power CPU communication problem
The engine PWB and the power CPU
are unable to communicate with each
other.
Defective engine
PWB. Replace the engine PWB and check for cor-
rect operation.