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Detailed Descriptions

Machine Overview

Machine Layout

Original/Copy Paper Paths

Drive Layout

Mechanical Component Layout

Scanner Unit

Scanner Layout

Side View

Front View

Original Width Detection

Scanning

Original Feed, Exit Sequence

Auto Image Density Correction

Scanning Area

Scan Magnification Correction

Original Drive Mechanism

Scanning Motor, Rollers

Original Feed Speed

Scanning Mechanism

CIS Structure

Printed Image

Long Original or Special Original with Carrier Sheet

Image Processing

General Image Processing Flow Chart

Original Modes

Around the Drum

Overview

Drum Drive, Transfer Roller Drive

Charge Corona Unit

Corona Wire Cleaning

Cleaning the Drum

Collecting Used Toner

Quenching

Anti-Condensation Heaters

LPH Fan

Image Writing

LED Print Heads

Development

Overview

Developer Cross-Mixing

Development Bias

Copying

Making ID Sensor Patterns

Development Drive Mechanism

Toner Supply Mechanism

ID Sensor

Overview

Reading Vsp/Vsg

Toner Supply

Overview

Toner Supply Mode Switching: SP2-208-003

Toner Near-end Detection, Toner-End Detection

Toner End Recovery

Paper Feed and Registration

Overview

Paper Holder

Roll Paper HP Timing

Paper Width and Media Type Settings

Roll Tray Feed Mechanism

By-Pass Feed Mechanism

Paper Registration

Registration Roller Drive

Registration Motor Timing Adjustment

Cutting Mechanism

Roll End Detection

Condensation Prevention

Paper Feed Timing: Roll Tray

Image Transfer and Paper Separation

Overview

Transfer Unit

Transfer Roller Cleaning

Transfer and Separation Timing Control

Temperature/Humidity Sensor

Paper Settings

Pick-Off Pawls

Paper Transport

Overview

Fusing Unit

Overview

Paper Feed through the Fusing Unit

Fusing Pressure Control Mechanism

Fusing Pressure Adjustment

Hot Roller Cleaning

Hot Roller Thermistors and Thermostats

Fusing Unit Drive Mechanism

Wrinkle Prevention

Motor Speed Control

Inching Control

Paper Exit

Overview

Paper Exit Drive

Paper Exit Access

Switching Paper Exits

Exit Jam Detection

Rear Exit Jam Detection

Front Copy Tray Full Detection

Boards

Overview

Main Boards

BCU

IPU

File Format Converter (MLB)

IOB

PSU

AC Control Board

Controller Board

Other Boards

Breaker Switch

Energy Saver Modes