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Casio M-U420

Casio M-U420
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IMPACT DOT MATRIX PRINTER
FEB. 2000
M-U420
(without price)
TECHNICAL MANUAL
Casio M-U420 technical ManualCasio M-U420 technical Manual
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Casio M-U420 Specifications

General IconGeneral
BrandCasio
ModelM-U420
CategoryPrinter
LanguageEnglish

Summary

Chapter 1 Features, General Specifications, and Principles of Operation

1.1 Features

Overview of the printer's key features and functionalities.

1.2 General Specifications

Detailed technical specifications including performance and physical attributes.

1.4 Principles of Operation

Explanation of how the printer's various mechanisms function.

1.4.1 Transmission Mechanism

Details on the gear train and transmission systems.

1.4.2 Detection Mechanism

Explanation of sensors and detection systems used by the printer.

1.4.3 Print Mechanism

Description of the dot matrix printing head and its operation.

1.4.4 Paper Feed Mechanism

How paper is transported through the printer.

1.4.6 Ribbon Feed Mechanism

How the ink ribbon is advanced during printing.

1.4.8 Auto Cutter Mechanism

Operation of the automatic paper cutting feature.

Chapter 2 Handling, Maintenance, and Repairs

2.1 Handling the Printer

Guidance on operating and handling the printer safely.

2.1.1 Precautions

Important safety and handling precautions for the printer.

2.1.2 Inserting and Removing Paper

Steps for loading and unloading paper rolls and cards.

2.1.4 Installing and Removing the Ribbon Cassette

Procedure for changing the ink ribbon cassette.

2.2 Maintenance

Procedures for routine maintenance and cleaning.

2.2.1 Cleaning

Guidelines and methods for cleaning the printer.

2.3 Lubrication

Information on lubrication types, standards, and sites.

2.5 Repair

Overview of repair levels, procedures, and guidelines.

Chapter 3 Disassembly, Assembly, and Adjustment

3.1 Disassembly

General guidelines for disassembling the printer.

3.2 Assembly

Step-by-step instructions for reassembling printer components.

Assembly 23

Installation of the main board assembly.

Assembly III

Correction of print skew.

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