Table Of Contents - AMT Datasouth XL300 Maintenance Manual

1. GENERAL INFORMATION
1.1 Introduction
1.2 Functional Description
1.3 Printer Initialization .........................................................
1.4 Printhead Assembly
1.5 Paper Feeding
1.6 Paper-Out Detection
1.7 Bell Operation
1.8 Operator Control Panel ..................................................... 1-3
1.9 Non-Volatile Memory
1.10 Ribbon Drive System
1.11 Carriage Drive System
1.12 Universal Power Supply
1.13 Controller Board
1.14 RS-232C Serial Interface
1.15 Current Loop Interface Option ...........................................
1.16 Current Loop Installation ....................................................... 1-8
1.17 TTL Parallel Interface
1.18 Physical Characteristics ..................................................... 1-11
2. THEORY OF OPERATION ........................................................... 2-1
2.1 Introduction
2.2 Microprocessor System ...................................................... 2-1
2.3 Character Printing .............................................................
2.4 Printhead Theory of Operation
2.5 Paper Motor
2.6 Carriage Drive
2.7 System Clamp
3. TROUBLESHOOTING ...............................................................
3.1 Introduction .....................................................................
4. MAINTENANCE
4.1 Introduction ......................................................................
4.2 Recommended Tools and Materials .......................................
4.3 Recommended Spare Parts
4.4 Scheduled Maintenance
4.4.1 Printhead ......................................................................... 4-3
4.5 Corrective Maintenance .......................................................
4.5.1 Top Cover Removal and Replacement - Figure 4.1 .................... 4-4
4.5.2 Bottom Cover Removal and Replacements - Figure 4.1

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