Controlling The Fixing Temperature - Canon iR5000i Service Manual

3. Controlling the Fixing Temperature

3.1 Outline
The following are control items associated with the fixing temperature control system:
1. Fixing heater temperature control
2. Thermistor error detection
COPYRIGHT © 2001 CANON INC.
DC controller PCB
Fixing upper roller
PS4
PS35
F06-301-01
2000 2000 2000 2000 CANON iR5000i/iR6000i REV.0 JUNE 2001
CHAPTER 6 FIXING SYSTEM
PS45
Web guide plate
Sub thermistor (TH2)
Main thermistor (TH1)
Thermal switch
(TP1)
Fixing
lower roller
AC driver PCB
AC power
supply
6-11 P