Phaser 6180MFP Multifunction Printer Service Manual 2-49
Theory of Operation
Tray 3 - Optional 550-Sheet Feeder
Tray 3
■ Tray 3 Side Guide (Left/Right)
The Left/Right Side Guides move at a right angle to the paper transfer 
direction to align the paper width.
■ Tray 3 End Guide 
The End Guide moves toward the paper direction to determine the paper 
size. The On/Off of the Size Switches adjust according to the Tray 3 End 
Guide position to detect the paper size.
■ Tray 3 Retard Roller
The Retard Roller and the Feed Roller (Pick Up Unit) pinch the paper to 
feed.
s6180mfp-155
Bottom Plate
Tray 3 End Guide
Right Side Guide
Left Side Guide
Retard Roller