Functions Of Major Functional Components; Paper Cassette; Major Functions - Dell 3130cn Service Manual

3. Functions of Major Functional Components

Major functional components of the printer are described below with illustrations.
These components are classified into the following blocks based on the configuration of the printer.

• Paper Cassette

• Paper Feeder
• MPF & Regi Assy
• Transfer Belt & Fuser
• PRINTHEAD
• TONER CARTRIDGE
• Drive
• Electrical
• Duplex
• 550 Paper Feeder
3.1 Paper Cassette

3.1.1 Major functions

- Guide Side (R/L)
The Guide Side Assy (R/L) can move at a right angle to the paper transfer direction to align the
paper width.
- End Guide
The Guide End Assy can move in the paper transfer direction to determine the paper size. The ON/
OFF of SIZE SWITCH ASSEMBLY
Guide End Assy position to detect the paper size.
- FEED ROLLER (SEPARATOR)
The FEED ROLLER (SEPARATOR) and the FEED ROLLER pinch the paper to prevent multiple
sheet feed.
- Bottom Plate
Bottom plate is locked to the bottom side when paper cassette is pulled out from the paper feeder
and unlocked when paper cassette is installed to the paper feeder. Pushes the paper against the
feed roll using a spring tension.
Version 1 2007.12.28
(Refer to 5.1 Control of Paper Size)
6 – 14
Chapter 6 Principles of Operation
varies according to the