Brother DCP-8085DN Service Manual page 68

(5) Fusing
The toner transferred on paper passes between the heat roller and the pressure roller in the
fuser unit, being fused by heat and pressure. The thermistor detects surface temperature of
the heat roller and turns ON/OFF the halogen heater lamp. The temperature is kept constant.
Pressure roller
Memo :
• Control of fusing temperature
The fuser unit adjusts such temperature according to types and sizes of paper so as
to keep excellent image quality.
Fig. 2-28
2-30
Fuser unit
Heat roller
Halogen heater
Confidential