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Minolta Di251 Service Manual

Minolta Di251
362 pages
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FrameMaker Ver5.5E(PC) COVER [GENERAL] FOR Di251/Di351
05.03.01
Di251 / Di351
SERVICE MANUAL
[GENERAL]
4011-7990-11

Table of Contents

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Questions and Answers:

Minolta Di251 Specifications

General IconGeneral
BrandMinolta
ModelDi251
CategoryPrinter
LanguageEnglish

Summary

General

Safety Information

Details on laser radiation and CDRH regulations for safe operation.

Precautions for Installation

Precautions regarding electrical power supply, outlet capacity, and grounding for safe operation.

Precautions for Use

Specifies the recommended temperature, humidity, and ambient illumination for copier operation.

Specification

Details technical specifications of the copier, including resolution, paper handling, and dimensions.

Mechanical/Electrical

Cross-Sectional View

Illustrates the internal components and layout of the copier's mechanical and optical systems.

Copying Process

Explains the step-by-step process of how a copy is made within the machine.

Drive System

Details the motors and drive mechanisms responsible for moving internal components.

Imaging Cartridge (I/C)

Details how the copier identifies new/used I/C and monitors its life.

Original Size Detecting System

Describes how the copier detects the original size using photo receivers.

Developing Unit

Describes the ATDC sensor's role in detecting toner-to-carrier ratio for control.

Paper Take-Up/Feed Section

Details the paper handling mechanisms from drawers to feed units.

Fusing Unit

Details how the heater lamp maintains preset fusing roller temperature.

Other Units and Mechanisms

Details the I/C cooling, Fusing section cooling, and power supply cooling mechanisms.

Troubleshooting

Malfunction

Lists malfunction codes and their corresponding detection timings for diagnosing issues.

Image Failure Troubleshooting

Guides through initial checks and procedures for resolving image quality issues.

Paper Transport Failure

Explains how the Touch Panel indicates misfeeds, locations, and relevant paper handling.

Size Error

Describes the warning for paper size mismatch between loaded paper and set size.

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