EPSON AcuLaser C4000/C4100/C3000
Revision F
Operating Principles
Functions of Main Components
2-74
2.5.7 Fuser Assy & BTR Assy (PL9.1)
2.5.7.1 Main Functions
FUSER ASSY (PL9.1.1)
The FUSER ASSY fixes the toner to the paper with heat and pressure, and
it also conveys the paper toward and away from the fusing location.
The FUSER ASSY is constructed of the following main components:
• Heat Roll
• Belt Unit
• Heater Lamp
• Roll Assy Exit
• Thermostat
• Exit Sensor
• Temp Sensor
Exit Sensor
Change in the actuator position detects passage of the paper after the
image is fused.
BTR ASSY (PL9.1.2)
The BTR ASSY is constructed of the BTR (Bias Transfer Roll) and the
waster toner collection system.
The BTR is positioned opposite IDT 2 of the PHD ASSY (PL11.1.3) and
transfers the toner image on IDT 2 to the paper.
FAN FUSER (PL1.1.9)
Vents heat from FUSER ASSY and prevents inside the printer overheating.
Figure 2-24. Fuser Assy & BTR Assy 1
Summary of Contents for AcuLaser C3000 Series
Page 20: ...C H A P T E R 1 PRODUCTDESCRIPTIONS ...
Page 71: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 118: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 318: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 472: ...C H A P T E R 5 ADJUSTMENT ...
Page 477: ...C H A P T E R 6 MAINTENANCE ...
Page 491: ...C H A P T E R 7 AcuLaserC4100 ...
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Page 555: ...C H A P T E R 8 AcuLaserC3000 ...
Page 579: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 1 of 5 Rev B ...
Page 580: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 2 of 5 Rev B ...
Page 581: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 3 of 5 Rev B ...
Page 582: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 4 of 5 Rev B ...
Page 583: ...Model AcuLaser C3000 Board C569MAIN BOARD Sheet 5 of 5 Rev B ...
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