2-16 Phaser 6180 Color Laser Printer Service Manual
Theory of Operation
Major Assemblies and Functions
Major functional components for the printer are classified into the following 
categories based on the printer configuration.
■ Tray  2
■ Paper Feeder
■ Tray 1 (MPT) & Registration
■ Fuser
■ Transfer Unit
■ Laser Unit
■ Print Cartridge
■ Main Drive
■ Refer to “Mechanical Components” on page 2-56 for detailed diagrams.
■ Duplex Unit
■ Tray 3 - Optional 550-Sheet Feeder
Tray 2
■ Tray 2 Left/Right Side Guide
The Side Guide moves at a right angle toward the paper transfer direction 
to align the paper width.
s6180-146
Bottom Plate
Tray 2 End Guide
Left Side Guide
Right Side Guide
Retard Roll