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USER'S MANUAL
LABEL
PRINTER
LTT334

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Summary of Contents for 3nStar LTT334

  • Page 1 USER’S MANUAL LABEL PRINTER LTT334...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS • Product Display • Box Content • Printer Setup Instructions • Carbon tape installation • Primary Functions • LED Indicator description • Troubleshooting • Routine Maintenance and Care Guide...
  • Page 3 DISCLAIMER DISCLAIMER Please be aware that the transmission interface and appearance of the printer shown in this picture may differ depending on the specific model you have purchased. For precise information regarding the transmission interface and appearance, we advise consulting the actual product or reaching out to your supplier directly.
  • Page 4: Product Display

    Product Display External paper inlet Parallel port(match) Power supply interface Paper Key, Micro SD-Card slot LED indicator light USB port Serial port(match) Net gape (match) Paper guide shaft Print head Paper clip block Carbon belt supply roller Paper clip limit switch Carbon belt supply axis...
  • Page 5: Box Content

    Box Content SERIAL NAME QUANTITY NUMBER Printer Power adapter Power line Paper bin roller Paper bin regulating board Carbon tape roller Mixed wax-based carbon strip Self-adhesive coated paper Four-inch empty core User's manual US Bwire...
  • Page 6: Printer Setup Instructions

    Printer Setup Instructions (1) Place the printer on a smooth surface and make sure the power is off. (2) Connect both ends of the USB data cable to the printer and the computer host respectively. (3) Plug the power cable into the power socket at the back of the printer, and then plug the other end into the AC plug.
  • Page 7: Carbon Tape Installation

    (5) Pull the front end of the paper out (print side up),pass under the paper guide bar and the paper sensor, and then pull the paper pull the rubber roller and adjust the paper guide to the same width as the paper and slightly contact.
  • Page 8: Primary Functions

    (5) Insert the carbon belt into the carbon belt supply shaft. (6) Press the left side of the supply shaft (hexagonal end) into the carbon belt supply runner, and then load the right side. …-. (7) Bypass the printing head with the carbon belt and smoothly stick it on the carbon belt recovery shaft (empty paper roll).
  • Page 9: Led Indicator Description

    LED Indicator description LED INDICATOR STATUS DESCRIPTION Red light flashing Printer out of paper The red and blue lights Printer overheating flash alternatel Blue light flash Printer pause The printer is powered Blue light on on and in normal state The red light is on Printer cover Troubleshooting...
  • Page 10 QUESTION POSSIBLE ELEMENT SOLUTION •Uneven print head pressure • Please set the appropriate label for •Labels are incorrectly installed printing concentration Folding •The print concentration is incorrect problem • Please adjust the label width •The label paper is not inserted adiuster make it fit the label width correctly •...
  • Page 11: Routine Maintenance And Care Guide

    Routine Maintenance and Care Guide To ensure optimal performance and longevity of your printer, please adhere to the following routine maintenance and care instructions: COMMON ISSUES: Unclear Print Quality: The printed text or images are not sharp or distinct. Excessive Noise: There are loud sounds during paper input and output processes.
  • Page 12 Cleaning Solvent: Use only medical-grade alcohol for cleaning. Industrial-strength alcohol is not recommended as it may harm the print head. Frequent Errors: Should the printer display repeated error messages, consider cleaning the sensor to improve functionality.

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