Kyocera TASKalfa 400ci - Codes C6010 - C6120

2JZ/2JX/2JV/2H7-1
1-4-44
C6010 Abnormally high fuser thermistor
temperature
The fuser Abnormally high signal is
detected for 60 s or more.
Defective PWB. Replace the power source PWB or engine
PWB and check for correct operation.
C6020 Abnormally high fuser thermistor 1
temperature
The fuser temperature exceeds 240
°C/
464
°F for 1 s.
Installation defec-
tiveness on fuser
thermistor 1.
Measure the resistance. If it is ∞ Ω, replace
the fuser unit (see page 1-5-41).
Defective PWB. Replace the power source PWB or engine
PWB and check for correct operation.
C6030 Fuser thermistor 1 break error
During warming up, fuser thermistor 1
does not detect temperature rise of 1
°C/
1.8
°F for 10 s.
When the difference of temperature of
fuser thermistor 1 and 2 becomes 100
°C/212 °F or more.
Defective fuser
heater 1.
Check for continuity across each heater. If
none, replace the fuser unit (see page 1-5-
41).
Installation defec-
tiveness on fuser
thermistor 1.
Measure the resistance. If it is ∞ Ω, replace
the fuser unit (see page 1-5-41).
Defective PWB. Replace the power source PWB or engine
PWB and check for correct operation.
C6040 Fuser heater error
Fuser thermistor 1 detects temperature
change of 20
°C/36 °F or more for 160
ms 100 times or more since the power is
turned on.
Defective fuser
heater 1.
Check for continuity across each heater. If
none, replace the fuser unit (see page 1-5-
41).
Installation defec-
tiveness on fuser
thermistor 1.
Measure the resistance. If it is ∞ Ω, replace
the fuser unit (see page 1-5-41).
Defective PWB. Replace the power source PWB or engine
PWB and check for correct operation.
C6050 Abnormally low fuser thermistor 1
temperature
During printing, the temperature at the
heat roller lower than 100
°C/212 °F is
detected continuously for 1 s.
Defective fuser
heater 1.
Replace the fuser unit (see page 1-5-41).
Defective PWB. Replace the power source PWB or engine
PWB and check for correct operation.
C6100 Fuser heater 2 break
Fuser thermistor 2 detected less than
100
°C/212 °F for 120 s during driving.
Fuser thermistor 2 deduced less than
150 °C/302 °F for 300 s during driving.
Fuser thermistor 2 deduced less than
100
°C/212 °F for 5 s during driving.
Defective fuser
heater 2.
Check for continuity across each heater. If
none, replace the fuser unit (see page 1-5-
41).
Defective fuser
thermostat 2.
Check for continuity across thermostat. If
none, remove the cause and replace the
fuser unit (see page 1-5-41).
Installation defec-
tiveness on fuser
thermistor 2.
Measure the resistance. If it is ∞ Ω, replace
the fuser unit (see page 1-5-41).
Defective PWB. Replace the power source PWB or engine
PWB and check for correct operation.
C6120 Abnormally high fuser thermistor 2
temperature
The fuser temperature exceeds 190
°C/
374
°F for 1 s.
Installation defec-
tiveness on fuser
thermistor 2.
Measure the resistance. If it is ∞ Ω, replace
the fuser unit (see page 1-5-41).
Defective PWB. Replace the power source PWB or engine
PWB and check for correct operation.
Code Contents
Remarks
Causes Check procedures/corrective measures