Konica Minolta CF5001 User Manual
Page 114
CF5001 Ver.1.0 Sep. 2003
FIXING UNIT
2-61
II UNIT EXPLANA
TION
L2
Fixing upper lamp /1
Heating of the fixing roller /U (main)
Halogen heater 750 W
L3
Fixing upper lamp /2
Heating of the fixing roller /U (sub)
Halogen heater 750 W
L4
Fixing lower lamp
Heating of the fixing roller /L
Halogen heater 550 W
TH1
Fixing temperature sensor /1
Temperature detection at the center of the fixing roller /U (main)
Non-contact microthermistor
TH2
Fixing temperature sensor /2
Temperature detection at the center of the fixing roller /L (main)
Non-contact microthermistor
TH3
Fixing temperature sensor /3
Temperature detection at the edge (at rear) of the fixing roller /U
(sub)
Contact thermistor
TH4
Fixing temperature sensor /4
Temperature detection at the edge (at rear) of the fixing roller /L
(sub)
Contact thermistor
TS1
Thermostat /1
Fixing roller /U temperature abnormality detection
Non-contact bimetal
Set temperature: 190 °C
TS2
Thermostat /L
Fixing roller /L temperature abnormality detection
Non-contact bimetal
Set temperature: 160 °C
FHCB
Fixing heater control board
Prevention of noise leak in the drive power for the fixing upper
lamp /1, /2 (L2, L3) 220 V system only
Symbol
Name
Function or method