Various Types Of Control - Canon imagePRESS 1135 Series Service Manual

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Technology > Fixing System > Various Types of Control > Overview

Various Types of Control

■ Overview
Fixing roller temperature Adjust the fixing temperature to prevent a fixing failure.
control
Down sequence control Decrease a print speed or place the machine in the standby status
for a specified period of time depending on the paper type to
prevent a fixing failure.
Paper wrapping detection Detect paper wrapping to the fixing roller and pressure roller.
Pressure rollerpressure Release pressure applied to the fixing roller and pressure roller to
prevent a fixing failure and improve ease of jam clearance.
control
External heat roller engage/ Disengage the external heat roller from the fixing roller to prevent
deformation of the fixing roller.
disengage control
Fixing cleaning web drive Remove the residual toner remained on the fixing roller with a
cleaning web (containing silicon oil) to prevent fixing off-set.
control
Fixing cleaning web level Detect the level of the cleaning web.
detection
Lower separation claw Bring the lower separation claw into contact with the pressure roller
to prevent thin paper from wrapping the pressure roller.
engage/disengage control
Refresh roller drive control This control removes the lines due to the lower separation claw on
the pressure roller.
Protection function Stop power distribution to the heater when the fixing heater
temperature reaches an abnormally high temperature.
2 Technology > Fixing System > Various Types of Control > Overview
- Fixing cleaning web drive control
- Fixing cleaning web level detection
- Lower separation claw
engage/disengage control
- Refresh roller drive control
T-2-61
2-68
- External heat roller engage
/disengage control
- Fixing roller temperature
control
- Down sequence control
- Paper wrapping detection
- Protection function
- Pressure roller pressure control
F-2-93
2-68