e-STUDIO200L/202L/230/232/280/282 FUSER UNIT June 2004 © TOSHIBA TEC
13 - 2
13.2 Operation
The fuser roller is pressed with the spring force from the pressure roller side, and is rotated by the main
motor drive. Then the paper transported to the fuser unit is hold between the fuser roller and pressure
roller and the toner is fused on the paper with heat and pressure. After this, the separation fingers sep-
arate the paper from the fuser roller or pressure roller. Then the paper is transported to the inner tray,
paper exiting options or ADU through the exit roller. In addition, the heater lamps in the fuser roller does
not structurally rotate.
2 heater lamps having different functions each other are installed; one applies heat to the center part of
the fuser roller and the other one applies heat to both ends of the roller.
The thermistors control the temperature of fuser roller and detect temperature abnormalities. If the tem-
perature becomes excessively high, the thermostat is opened to stop the power supply to the heater
lamps.
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