This document is the user manual for TTP-245/343 series thermal barcode printers. It includes product introduction, getting started, installation, power-on functions, maintenance, and troubleshooting.
This manual introduces the TTP-245 and TTP-343 thermal transfer / thermal direct barcode printers, describing their components, supplied accessories and basic functions. It provides step‑by‑step instructions for unpacking, installing the printer, ribbon and label media, and configuring network or USB connections.
Further sections cover printer initialization, sensor calibration, indicator light meanings, diagnostic tool usage, routine cleaning, and detailed troubleshooting procedures to keep the printer operating reliably. This manual is written in Chinese.
Turn off the power, hold the feed key while powering on, and follow the flashing indicator sequence; the printer will enter sensor calibration mode automatically.