A yellow exclamation mark indicates a driver problem:
What are you using to download the data? What model of total station or level are you connecting to? Share public link
The is an essential data transfer tool for Leica total stations and digital theodolites, used to connect the instrument’s 5-pin Lemo port to a computer's USB port. While originally designed for older operating systems, the GEV189 driver (often bundled as a Silicon Labs CP210x or FTDI chipset driver) is fully compatible with Windows 10. Where to Download Drivers Reliable sources for the GEV189 driver include: Usb Download Cable Gev189 Driver Windows 10
Guide to Installing GEV189 USB Cable Drivers on Windows 10 Leica GEV189 (734700)
Here’s a helpful post for anyone trying to get the working on Windows 10 . A yellow exclamation mark indicates a driver problem:
If the driver does not install automatically, use this manual procedure: Cable Drivers - Support & Downloads | Sunbelt Sales
The Leica GEV189 cable is not a simple pass-through wire. It contains a built-in serial-to-USB converter chip. While originally designed for older operating systems, the
Connecting Leica geosystems equipment to a modern PC requires a reliable data bridge. The Leica GEV189 (0-Leica GEV189) is a specialized USB-to-serial download cable used widely to connect total stations, digital levels, and GPS receivers to laptops and desktops.
Right-click the problematic device in and select Update Driver . Choose Browse my computer for drivers .