Canon ImageRunner iR8500 Series, Service Manual, Page: 811 / 1122

Chapter 16
16-15
16.2.2 Error Code Detail
0008-8491
/ iR8070
T-16-5
0002 The lock signal is detected for 5 sec or more
although the separation heat discharging fan is
being driven.
- Check if there is no foreign material in the rotation
assembly of the separation heat discharging fan.
- Check if the connector (J1112) of the reader controller
PCB is mounted properly.
- Replace the separation heat discharging fan.
- Replace the reader controller PCB.
E820 The rotation of the drum fan is faulty.
0000 The lock signal is detected for 5 sec or more
although the drum fan is being driven.
- Check if there is no foreign material in the rotation
assembly of the drum fan.
- Check if the connector (J512) of the DC controller
PCB is mounted properly.
- Replace the drum fan.
- Replace the DC controller PCB.
E823 The rotation of the pre-transfer charging assembly fan is faulty.
0000 The lock signal is detected for 5 sec or more
although the pre-transfer charging assembly
fan is being driven.
- Check if there is no foreign material in the rotation
assembly of the pre-transfer charging assembly fan.
- Check if the connector (J504) of the DC controller
PCB is mounted properly.
- Replace the pre-transfer charging assembly fan.
- Replace the DC controller PCB.
E830 The rotation of the separation fan is faulty.
0000 The lock signal is detected for 5 sec or more
although the separation cooling fan is being
driven.
- Check if there is no foreign material in the rotation
assembly of the separation cooling fan.
- Check if the connector (J509) of the DC controller
PCB is mounted properly.
- Replace the separation cooling fan.
- Replace the DC controller PCB.
Code Cause Remedy
E000 The temperature of the fixing assembly is abnormally high.
0000 When the main power switch is turned on, the
reading of the main thermistor does not reach
70 deg C within 3 min 30 sec.
- Check if the main thermistor is mounted properly and
also check if there is no contamination.
- Replace the main thermistor.
- Replace the AC driver PCB.
- Replace the DC controller PCB.
Caution
You must clear the error in service mode
(COPIER>FUNCTION>CLEAR>ERR).
0010 The power is turned off and then on without
clearing the error.
- Clear the error in service mode
(COPIER>FUNCTION>CLEAR>ERR).
E001 The over-rising in temperature of the fixing assembly is detected.
0001 The hardware port detects a fault. - Replace the AC driver PCB.
- Replace the DC controller PCB.
Caution
You must clear the error in service mode
(COPIER>FUNCTION>CLEAR>ERR).
0002 Either the main thermistor or the sub
thermistor detects 230 deg C or higher for 2
sec.
- Check if the main thermistor and the sub thermistor are
mounted properly.
- Replace the main thermistor or the sub thermistor.
- Replace the AC driver PCB.
- Replace the DC controller PCB.
Caution
You must clear the error in service mode
(COPIER>FUNCTION>CLEAR>ERR).
0003 The reading of the main thermistor is higher
than that of the sub thermistor by 50 deg C or
more for 1 sec.
Check if the main thermistor and the sub thermistor are
mounted properly.
- Replace the main thermistor.
- Replace the AC driver PCB.
- Replace the DC controller PCB.
Caution
You must clear the error in service mode
(COPIER>FUNCTION>CLEAR>ERR).
Code Cause Remedy