Leica Tc 407 Driver [verified] Jun 2026

I can provide specific troubleshooting steps or direct download links based on your setup. Share public link

| Error Message | Cause | Solution | |---|---|---| | “Code 10: Device cannot start” | Faulty Prolific chip or wrong driver | Uninstall the driver, use the official Prolific driver cleaner, then install version 3.2.0.0 or newer. | | “The requested COM port is in use” | Another program (surv software) is holding the port | Close all software. In Device Manager, change the COM port number from 5 to 8 (or any unused number). | | “Data transfer freezes after 10 points” | Flow control mismatch | On the TC 407, set flow control to Software (Xon/Xoff) and in Windows Port Settings, set Flow Control to Xon/Xoff . | | “Driver not signed for Windows 11” | Older FTDI driver | Download the latest FTDI driver from 2024 or newer. Signing is mandatory for Windows 11 22H2+. |

A driver is a software "translator" that allows your operating system to communicate with hardware. Since the TC407 uses an RS-232 port, installing the correct driver is crucial for a reliable link. For the Leica TC407, the driver landscape comprises:

Total Station -> TPS400 Series (or TC407 explicitly if listed)

To understand the requirements of the driver, one must first appreciate the machine. The Leica TC 407 belongs to the Leica TC400 series, an era of instruments designed for robustness and simplicity. Unlike modern robotic stations that track targets automatically, the TC 407 is a manual total station. It features standard IR (Infrared) distance measurement, requiring a prism reflector to calculate distance, and relies on the surveyor to manually point the telescope. LEICA TC 407 driver

Most users use the Leica Geo Office Tools or the older Leica Survey Office to manage data exchange. 2. Basic Installation Steps

Note the assigned number (COM1, COM2, etc.) in Device Manager. Match Baud Rate

Software like Leica Geo Office (LGO) or Leica Data Exchange serves as the software driver/interface that talks directly to the TC 407's proprietary format. 1. Finding the Right Drivers for Windows 10/11

in Leica Survey Office or LGO. Select the correct COM port and "TC 400 Series" to view and drag-and-drop jobs from the instrument to your PC. Uploading Points : Data must usually be converted to GSI format I can provide specific troubleshooting steps or direct

While officially supported up to Windows XP/7, these drivers can often be run on Windows 10 and 11 by manually updating the " " or "USB Serial Converter" entry in the Device Manager. 2. Required Data Transfer Software

Counterfeit Prolific chip or missing driver. Fix:

Connects the instrument directly to a USB port.

Connects the instrument to a standard 9-pin RS232 serial port. In Device Manager, change the COM port number

: Run the setup file for your specific Leica cable before plugging it into the PC. Hardware Connection

This usually occurs on Windows 10 or 11 when using an older Prolific chipset that is no longer supported by the manufacturer.

If all else fails, the Leica TC 407 is a robust instrument, but its serial interface was designed for Windows 95. Sometimes, the ultimate “driver” is a modern Bluetooth serial adapter.

Note: Look for adapters built on the or Prolific PL2303GS chipsets, as they offer the highest compatibility with surveying instruments. 3. Step-by-Step Driver Installation Guide