Table Of Contents - Oki ML390 Service Manual

Table of Contents

Service Guide ML390/391
0 About This Manual
Front Cover
Manual Copyright
1 Product Specifications
1.1 General Description - General Information
....1.1.02 Compatibility - Microline 390/391 vs. Microline
390/391-Plus
1.2 Product Specifications
1.3 Paper Specifications
1.4 Physical Specifications
1.5 Power Requirements
1.6 Environmental Requirements
1.7 Agency Approvals
1.8 Options
1.9 Consumables
1.10 Memory Specifications
1.11 Reliability Specifications
2 Principles of Operation
2.1 Printer Overview - General Information
....2.1.02 Compatibility - Microline 390/391 vs. Microline
390/391-Plus
2.2 Circuit Board Description
....Block Diagram (Microline 390/391)
....Block Diagram (Microline 390/391-Plus)
2.3 Electrical Operation - Initialization
....2.3.02 Interface Control
....2.3.03 Print Head Drive Circuit
....2.3.04 Spacing Operation
....2.3.05 Line Feed
....2.3.06 Alarm Circuits
2.4 Mechanical Principles Of Operation - Printhead
....2.4.02 Space Mechanism / Operation
........Head Gap Adjusting Mechanism
............Head Gap Adjusting Mechanism - Diagram 1
............Head Gap Adjusting Mechanism - Diagram 2
....2.4.03 Ribbon Drive Mechanism / Operation
....2.4.04 Paper Feed Mechanism
....2.4.05 Paper-End Detection Mechanism
....2.4.06 Semi-Automatic Sheet Feeder (SASF) Operation
....2.4.07 Release Lever Operation
3 Maintenance & Disassembly
3.1 Maintenance - General Information
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