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Technical Explanation > Fixing System > Overview > Major Components
Technical Explanation > Fixing System > Overview > Major Components
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Major Components
Pressure Roller
Fixing Film Unit
Fixing Heater (H1)
Sub Heater (H2)
Fixing Thermistor (THM1)
Sub Thermistor (THM2)
Fixing Thermoswitch (TP1)
Fixing Pressure
Release Sensor (PS18)
Fixing Paper
Sensor (PS19)
F-2-77
Part name
Function / method
--- Film Unit
A toner image on paper is fixed by applying heat/pressure.
--- Pressure Roller
H1/H2 Fixing Heater
Ceramic Heater
TH1 Main Thermistor
Engaged with the heater
Temperature control and abnormal temperature rising detection
TH2 Sub Thermistor
Engaged with the heater
Temperature control, abnormal temperature rising detection, edge
temperature-rising/cooling control
TP1 Thermoswitch
A kind not engaged with the heater.
AC power supply is blocked at detection of a failure.
PS18
Fixing Pressure
Release Sensor
Detection of pressure application/release to the Film Unit
PS19 Fixing Paper Sensor
Jam Detection
T-2-34
Summary of Contents for 1730
Page 12: ...Update Firmware XXV Volume Control XXV Backup Data XXVI ...
Page 17: ...1 1 Product Overview Product Overview Product Lineup Features Specifications Parts Name ...
Page 235: ...7 7 Error Code Error Code Overview Error Code Jam Code Alarm Code ...
Page 250: ...8 8 Service Mode Service Mode Outline Details of Service Mode ...
Page 333: ... Service Tools General Timing Chart General Circuit Diagram List of User Mode Appendix ...