To get your cable running on a modern 64-bit system, follow these steps:
Steps to Download and Install the GEV189 Driver for Windows 10
Port Conflicts: If your software doesn't "see" the cable, try changing the COM port number in Device Manager to a lower value (between COM1 and COM4). usb download cable gev189 driver windows 10 new
Total Stations: TPS300, TPS400, TPS700, TPS800, and FlexLine series (TS02, TS06, TS09). Digital Levels: DNA03 and DNA10.
Controllers: Older Viva and Nova series hardware requiring a physical tether. To get your cable running on a modern
If your computer still fails to recognize the instrument after the driver installation, check the following:
The Leica GEV189 (734700) USB data transfer cable is a critical link for professionals using Leica Total Stations and DNA digital levels. While this hardware is built to last, modern operating systems like Windows 10 and Windows 11 often struggle to recognize the older prolific-based chipsets without the specific, updated driver. Controllers: Older Viva and Nova series hardware requiring
The GEV189 cable acts as a bridge between the 0B 5-pin lemo connector on your instrument and the standard USB-A port on your PC. Internally, the cable uses a Serial-to-USB converter chip. Windows 10 frequently attempts to install a generic "Plug and Play" driver that is often incompatible with the GEV189's specific hardware version, resulting in the dreaded "Code 10" error or "Device cannot start" message in your Device Manager.
Baud Rate Mismatch: Ensure the communication settings (Baud rate, Parity, Data bits) on your Total Station match the settings in your transfer software. 19200 or 115200 are standard for Leica instruments.