Canon iR8500 Service Manual page 777

ERROR CODE
<Clearing an Error>
1) Execute the following in service mode: COPIER>FUNCTION>CLEAR>ERR.
2) Press the Reset key twice to return to the Copy Mode screen.
3) Turn off and then on the main power switch.
• Copier (E000 to E399)
E000
Main cause The main thermistor (TH1) has poor contact or an open circuit. The thermal
switch (TP1) has an open circuit. The fixing heater has an open circuit. The
SSR is faulty. The DC controller is faulty.
Condition
0000 The reading of the main thermistor does not reach 70°C 3 mins 30
Caution You must clear the error in service mode: COPIER>FUNCTION>CLEAR>
ERR.
E001
Main cause The main thermistor (TH1) has a short circuit. the sub thermistor (TH2)
has detected overheating. The SSR is faulty. The DC controller PCB is
faulty.
Condition
0001 A fault is detected (hardware port).
0002 The reading of the main thermistor or the sub thermistor is 230°C
0003 The reading of the main thermistor is higher than that of the sub
0004 The reading of the main thermistor is lower than that of the sub
Caution You must clear the error in service mode: COPIER>FUNCTION>CLEAR>
ERR.
E-2
secs after the main power switch is turned on.
or higher for 2 secs.
thermistor by 50°C for 1 sec.
thermistor by 50°C for 1 sec.
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001