: Ensure you have the USB-to-Serial or Ethernet drivers installed to allow your PC to "see" the scale.
The Tm-xa Protocol
The is a desktop application used to manage and configure TM-xA Series Barcode Label Printing Scales . It allows users to edit Price Look-Up (PLU) records, set scale parameters, and design label formats directly from a PC before downloading the data to the scale via Ethernet or a USB disk. Tm-xa Management Program Download -