Brother HL-4200CN, Руководство по обслуживанию

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5.7 Transfer Roll Cartridge ASSY & Fuser
5.7.1 Major functions
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Fuser ASSY
The fuser ASSY fixes toner which was transferred onto the paper but not fixed by the
heat and pressure and feeds paper before and after being fixed.
The fuser ASSY mainly consists of the following parts:
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Heat roll
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Belt unit
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Heater lamp
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Roll ASSY exit
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Thermostat
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Exit sensor
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Temp sensor
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Fuser EEPROM
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Fuser NCS
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Exit sensor
Detects passage of print after fixed based on the change of position of the
actuator.
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Transfer roll cartridge unit ASSY
The transfer roll cartridge unit ASSY consists of a transfer roll cartridge and a waste
toner recovery system.
The transfer roll cartridge is opposed to the IDT 2 in the print head cartridge ASSY and
transfer the toner image on the IDT 2 onto the paper.
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Fan fuser
The fan fuser exhausts the heat of fuser ASSY to prevent inside temperature from
overheating.