Table of Contents
Advertisement
■
Error code 0501
Print Unable 05
Turn the power off and then back on again.
The center thermistor of the fuser unit does not reach the specified temperature within the
specified time.
Error code 0502
Print Unable 05
Turn the power off and then back on again.
After the temperature of the fuser unit rises to a certain level, the temperature of the center
thermistor does not reach the specified temperature within the specified period of time in the
next step.
Error code 0503
Print Unable 05
Turn the power off and then back on again.
The center thermistor of the fuser unit detected a temperature higher than the specified value.
Error code 0504
Print Unable 05
Turn the power off and then back on again.
After the center thermistor of the fuser unit was normally heated, it detected a temperature
lower than the specified value.
Error code 0505
Print Unable 05
Turn the power off and then back on again.
The center thermistor of the fuser unit detected a temperature rise greater than the specified
value within a set period of time.
Error code 0506
Print Unable 05
Turn the power off and then back on again.
The center thermistor of the fuser unit detected a temperature fall greater than the specified
value within a set period of time.
< User Check >
- Turn OFF the power switch. After several seconds, turn ON the power again and check that
this error is reset.
Step
1
Connection failure of the center
or side thermistor harness of the
fuser unit
2
Connection failure of the heater
harness of the fuser unit
3
Connection failure of the eject
sensor PCB harness
4
Connection failure of the
low-voltage power supply PCB
harness
5
Eject sensor PCB failure
6
Fuser unit failure
7
Low-voltage power supply PCB
failure
8
Main PCB failure
Cause
2-43
Remedy
Reconnect the harness of the center
thermistor or side thermistor of the fuser
unit.
Reconnect the heater harness of the fuser
unit.
Reconnect the eject sensor PCB harness.
Reconnect the low-voltage power supply
PCB harness.
Replace the eject sensor PCB ASSY.
Replace the fuser unit.
Replace the low-voltage power supply
PCB unit.
Replace the main PCB ASSY.
Confidential
Advertisement
Table of Contents
Troubleshooting
