Direct USB-to-Lemo cables. These cables contain a built-in chip that requires specific drivers to create a Virtual COM Port on your computer. Driver Types and Compatibility
Since Leica Geosystems has discontinued the TC 407 (replaced by the TC 800 and later TS series), the official support page no longer offers a dedicated “driver installer.” Here is your practical sourcing guide:
Plug the cable into a USB port and connect it to the Leica TC 407.
: It allows surveyors to upload design coordinates (setting out) to the instrument and download captured raw measurements (GSI files) for post-processing. LEICA TC 407 driver
The "Leica TC407 driver" you need is actually the software driver for the , rather than the total station itself. 2. Types of Drivers Required
Locate the device (often listed as "FT232R" or "USB Serial Port") under Other Devices Ports (COM & LPT) Right-click the device and select Update Driver Browse my computer for drivers
You can download the Leica USB Cable Driver package directly from authorized Leica dealer support pages. This package automatically installs the necessary drivers for Windows 10 and Windows 11. 2. Third-Party USB-to-Serial Adapters Direct USB-to-Lemo cables
Once the driver is installed, you must align the communication settings on both the instrument and the PC:
Expand the section. You should see an entry such as "Leica USB Serial Port (COM3)" or "Prolific USB-to-Serial Comm Port (COM4)" . Note down this specific COM port number. 4. Configuring Data Transfer Settings
: Many local survey equipment dealers host archives of legacy drivers for the TPS400 series. 0;2a; : It allows surveyors to upload design coordinates
Always download drivers from trusted sources to avoid malware.
If you are using a generic USB-to-RS232 cable (G EV1), you may need to search for "PL2303 Prolific USB-to-Serial Fix" if Windows fails to recognize it. 2. Installation Steps for Leica TC 407 Communication Follow these steps to establish communication:
Error 3: Data Corrupts During Transfer (Gibberish Characters)
Open the Windows (Right-click Start > Device Manager).