TSC EZS TTP-244 Pro Series Service Manual

TSC EZS TTP-244 Pro Series Service Manual

Thermal transfer bar code printer

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TTP 243 Pro/ 243E Pro/ 342 Pro Series
TTP-244 Pro Series
THERMAL TRANSFER BAR CODE PRINTER
Service
Manual

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Table of Contents
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Summarization of Contents

Fundamentals About the System
Overview
Provides a general look at the printer's exterior components.
Front View
Identifies external controls and openings on the front of the printer.
Rear View
Details the ports and switches located on the rear of the printer.
Basic Specifications
Lists key technical specifications like print speed, resolution, memory, and interfaces.
Available Bar Codes
Enlists the 1D and 2D barcode symbologies supported by the printer.
Various Sensors
Explains the function and placement of gap, black mark, ribbon end, and peel-off sensors.
Supply Specifications
Media Specifications
Details the types, dimensions, and properties of labels and media the printer can use.
Ribbon Specifications
Outlines the characteristics and limitations of thermal transfer ribbons.
Electronics
Summary of Board Connectors
Identifies and describes the various connectors on the main board and their functions.
Pin Configuration
Details the pinouts for RS-232C, USB, and Centronics interfaces.
Mechanism
Mainboard Replacement
Step-by-step instructions for removing and replacing the printer's main logic board.
DC Motor Replacement
Procedure for replacing the DC motor that drives the media feed mechanism.
Print Head Replacement
Instructions for safely removing and installing a new print head assembly.
Ribbon Rewind Spindle Encoder Replacement
Guide to replacing the encoder that monitors ribbon rewind operation.
Felt Fabric Replacement
Steps for replacing the felt fabric on the ribbon supply spindle for proper ribbon tension.
Stepping Motor Replacement
How to replace the stepping motor responsible for precise media movement.
Black Mark Sensor / Gap Sensor (Receiver) Replacement
Procedure for replacing the sensor that detects label gaps or black marks.
Ribbon Sensor (Receiver) Replacement
Steps for replacing the ribbon sensor that detects the presence or end of the ribbon.
Ribbon Sensor (Transmitter) / Gap Sensor (Transmitter) Replacement
Instructions for replacing the transmitter components of the ribbon and gap sensors.
Platen Replacement
Guide to replacing the platen roller, which supports the print head and media.
Cutter Installation (Option / Not available for TTP-243E/244 Pro model)
Instructions for installing the optional cutter module.
Trouble Shooting
Trouble Shooting
Common printer problems and their suggested solutions.
Calibrate the Gap Register
Procedure to calibrate the printer's gap detection mechanism.
Self-test
How to perform a self-test to check printer functionality.
Ram Clear
Instructions for clearing the printer's memory and resetting settings.
Diagnosis Operation Procedure
Outlines the automatic diagnosis performed on power-up and error indication.
Testing Sensors
Methods for testing ribbon, DC motor encoder, and black line sensors using a multimeter.
Cleaning the Print Head
Detailed steps for cleaning the printer's print head for optimal performance.

Table of Contents