Canon CLC5000 - Page 462

COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON CLC5000 REV.0 JAN. 2001
CHAPTER 5 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
5-105
b.E000–XX05 (upper order 2 digits indicate the top/bottom; XX=01: upper heater;
02: lower heater)
1) Clear ‘E000’. Is ‘E000’ indicated immediately after the power
switch is turned on?
•Be sure to turn off the power switch as soon as you have made the
check.
Thermistor
2) Is the thermistor in even contact with the upper/lower fixing roller?
NO: Mount it correctly.
Thermistor (open circuit)
3) Turn off the power switch; then, open the front cover and the deliv-
ery assembly to cool the fixing roller.
Then, turn on the power switch; does the voltage between the fol-
lowing connectors gradually lower from about 5 V?
(Be sure to turn off the power switch as soon as you have made the
check.)
Main thermistor, upper (TH1):
J2209-A13 (TH1), J2209-A12 (GND)
Sub thermistor, upper (TH2) : J2209-A11 (TH2), J2209-A10 (GND)
Main thermistor, lower (TH3) : J22-9-B2 (TH3), J2209-B1 (GND)
Sub thermistor, lower (TH4) : J2209-B4 (TH4), J2209-B3 (GND)
NO: Check the wiring from the thermistor to the DC controller PCB; if
normal, replace the thermistor.
YES: Replace the DC controller PCB.