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To connect a total station to your computer, you primarily need the USB cable driver corresponding to the specific data cable you are using (typically the GEV189 , GEV195 , or GEV218 ). 1. Essential Drivers & Software The drivers required depend on your hardware setup: Cable Drivers :

If you simply want to get points off the TC 407 and onto a laptop, you do not need a proprietary Leica driver. You need a terminal emulator.

The is not a mythical lost file but a combination of proper hardware (FTDI-based USB adapter), correct Windows COM port settings, and GeoCOM-compatible software. By following this guide, you can revive your old total station and keep it communicating with modern data collectors and CAD software.

⭐ – Functional but frustrating for beginners. If you need to connect a TC407 to a modern PC: