Table of Contents

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SERVICE MANUAL
MODEL: PT-H100/H105

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Table of Contents
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Summarization of Contents

CHAPTER I SPECIFICATIONS
1.1 Mechanical Specifications
Details about the physical characteristics and components of the device, including dimensions and weight.
1.2 Electronics Specifications
Technical specifications related to the electronic components, such as character generator and power supply.
1.3 Key Commands for Special Functions
Special key combinations and their operational functions, including initialization and inspection modes.
CHAPTER II THEORY OF OPERATION
2.1 Outline of Mechanisms
Explanation of the mechanical systems within the device, covering print, feed, and cutting mechanisms.
2.2 Outline of Control Electronics
Overview of the electronic control systems and their components, including PCBs, LCD, and sensors.
CHAPTER III DISASSEMBLY & REASSEMBLY
3.1 Disassembly/Reassembly
Step-by-step instructions for taking apart and putting back together the device.
Safety Precautions
Important safety guidelines to follow before and during disassembly and reassembly processes.
Tightening Torque List
Specific torque values for tightening screws during reassembly to ensure proper assembly.
CHAPTER IV TROUBLESHOOTING
4.1 Precautions
Guidelines to prevent secondary problems and ensure effective troubleshooting.
4.2 After Repairing
Steps and checks to perform after completing a repair to ensure proper functionality.
4.3 Error Messages
A list of error messages that can appear on the LCD and their meanings.
4.4 Troubleshooting Flows
Diagnostic flowcharts for identifying and resolving common issues like tape feeding or printing failures.

Table of Contents