Unplug the GEV189 cable from your computer before running the software.
Successfully running the Leica GEV189 USB download cable on Windows 10 depends on installing the driver before connecting the hardware, and confirming the allocated virtual COM port within your Device Manager. Following these steps ensures stable, corruption-free transfers of your critical field data.
Getting the right driver is the most important step. Here are the best places to look:
If you are buying a new GEV189 cable in 2026, look for one explicitly labeled "Windows 10 compatible" or "CH340 chip" to avoid this headache entirely. Usb Download Cable Gev189 Driver Windows 10
Follow this exact procedure for best results.
If a "Windows Logo testing" warning appears, select ; this is standard for these specialized drivers and does not harm your system. Verification : Plug the GEV189 cable into your PC. Open Device Manager and check under "Ports (COM & LPT)." It should appear as a Prolific USB-to-Serial Comm Port . Data Transfer Software
Disclaimer: Driver versions and hardware IDs are provided for educational troubleshooting. Always verify driver sources for malware. Unplug the GEV189 cable from your computer before
Prolific PL-2303 (most GEV189 cables use this chip) Windows 10 issue: Older PL-2303 chips (HXA, XA, TA) are not supported by latest official drivers.
Follow these steps to install the driver properly. It is highly recommended to download the driver before plugging in the cable to prevent Windows from installing a faulty generic driver. 1. Download the Driver
Insert the GEV189 USB cable into a physical USB 2.0 or USB 3.0 port. Getting the right driver is the most important step
Plug the GEV189 into your computer. Do not connect the Total Station yet. Open Device Manager: Right-click the button and select Device Manager Identify the Device: "FT232R USB UART" "Other devices" with a yellow exclamation mark. Update Driver: Right-click the device and select "Update driver" "Browse my computer for drivers"
Before installing fresh, clean out remnants:
Match the number exactly to the number assigned in Windows Device Manager.
Once you have the driver file (usually a ZIP file):
Match the baud rate and parity settings to the active defaults on your physical total station instrument: