Table of Contents
1. FUNDAMENTALS ABOUT THE SYSTEM ..................................................................1
1.1 Features of the TTP/TDP-244 Plus ............................................................................1
1.2 Model Naming Syntax............................................................................................1
1.3 Overview ....................................................................................................................2
1.3.1 Front View...........................................................................................................2
1.3.2 Rear View...........................................................................................................3
1.4 Basic Specifications....................................................................................................4
1.5 Effective Print Area.....................................................................................................5
1.6 Available Bar Codes...................................................................................................5
1.7 Various Sensors.........................................................................................................6
2. SUPPLY SPECIFICATIONS.............................................................................................8
2.1 Types of Paper...........................................................................................................8
2.2 Specifications.............................................................................................................8
2.3 Ribbon Sizes and Shapes ........................................................................................10
3. ELECTRONICS ..............................................................................................................11
3.1 Summary of Board Connectors ................................................................................11
3.2 Pin Configuration......................................................................................................13
4. MECHANISM..................................................................................................................15
4.1 Mainboard Replacement...........................................................................................15
4.2 DC Motor Replacement............................................................................................17
4.3 Print Head Replacement ..........................................................................................21
4.4 Ribbon Rewind Spindle Encoder Replacement ........................................................23
4.5 Felt Fabric Replacement ..........................................................................................24
4.6 Stepping Motor Replacement...................................................................................26
4.7 Black Mark Sensor / Gap Sensor (Receiver) Replacement ......................................27
4.8 Ribbon Sensor (Receiver) Replacement...................................................................28
4.9 Ribbon Sensor (Transmitter) / Gap Sensor (Transmitter) Replacement ...................30
