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Select . Click Ports (COM & LPT) , then click Next.
Find the device under "Ports (COM & LPT)" or "Other Devices."
This driver is not digitally signed for Windows 10. You must disable signature enforcement.
A: Windows 10 blocks the old driver. No registry hack or compatibility mode will fix a hardware-limited chip. usb download cable gev189 driver windows 10 upd
Open your data transfer program's communications settings. Ensure the selected COM Port matches the number you found in Device Manager. Additionally, ensure the baud rate, parity, and data bits match the internal settings configured on your total station hardware. Final Thoughts and Best Practices
If your device shows up as "Unknown" in the Device Manager, follow these refined steps: Preparation
Yes, for genuine PL-2303 HXD/HXC chips using Prolific v1.14.0. For counterfeit chips, no. For Silicon Labs CP210x – yes (any version). Select
USB Type-A (PC side) to LEMO 5-Pin Male (Instrument side).
Method A: Using the Legacy Prolific Driver (Recommended for most GEV189 Clones)
Open your software (e.g., GE Proficy Machine Edition , Cimplicity , or Schneider Somachine ). You must disable signature enforcement
This cable is widely used to program or update firmware on:
Many users also install — Leica's data management software — to facilitate data transfer. This software often requires the GEV189 driver to function correctly. If you need it, locate the FlexOffice installer on the supplied CD or download it from the Leica website.
If your GEV189 cable is >8 years old, replacing it is cheaper and more reliable:
: Provides a Quick Guide and a dedicated Utilities page for these cables. 2. Installation Steps