2-14 Phaser 6128MFP Service Manual
Theory of Operation
Major Assemblies and Functions
Major functional components are classified into the following categories:
•Tray
•Feeder
• Manual Feed & Registration
• Transfer Belt and Fuser
•Laser Unit
• Toner Cartridge & Dispenser
•Imaging Unit
•Drive
•Electrical
Tray
• Separator Roller
The Separator Roller and Feed Roller pinch the media to prevent multiple
sheets from feeding.
• Left/Right Side Guide
The side guides move at a right angle to the paper transfer direction to align
the paper width.
•Tray End Guide
The end guide moves in toward the paper transfer direction to determine the
paper size.
s6128-014
Bottom Plate
Side Guide (L)
Side Guide (R)
End Guide
Separator Roller