Driver ((top)) — Leica Tc 407

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

The Leica TC 407 does not feature a native USB port. Instead, it utilizes a proprietary 5-pin or 8-pin Lemo serial port. To connect this to a modern computer, surveyors typically use one of two cable configurations:

The instrument is defined by its "ruggedness." Built to withstand harsh site conditions, it offers a simple interface with a limited alphanumeric keyboard and a dual-sided display. This hardware profile dictates the nature of the "driver" in both the technological and human senses. Because the machine lacks the automation of modern robotics, its performance is entirely dependent on the efficiency of its data transfer protocols and the steadiness of its operator.

You must manually roll back to an older, compatible version of the Prolific driver (typically version 3.2.0.0 or older) that still supports legacy chips, or purchase a genuine cable featuring an FTDI chip. LEICA TC 407 driver

Download the executable driver file (usually for the Prolific PL2303 or FTDI chip). Right-click the installer and select Follow the on-screen prompts and restart your computer if requested. Step 3: Connect the Total Station

Warning: Avoid third-party driver-download sites to protect your PC from malware. How to Install the LEICA TC 407 Driver on Windows 10/11

The specific driver you need depends entirely on the type of cable you use to connect the total station to your PC. in Leica Survey Office or LGO

A Lemo-to-RS232 (9-pin Serial) cable. This requires a PC with a physical serial port or a secondary serial-to-USB adapter.

I can provide customized troubleshooting steps to get your data transferring correctly. Share public link

, select your COM port, and navigate to the "Jobs" folder on the instrument to drag and drop files to your local PC. 5. Troubleshooting Common Issues No Connection Instead, it utilizes a proprietary 5-pin or 8-pin

The "Leica TC 407 driver" is actually the driver for the USB-to-Serial chip inside the cable, allowing Windows to assign a virtual COM Port to the total station. Where to Download the Official Drivers

Some legacy software cannot read COM ports numbered higher than COM4. Open Device Manager, right-click your USB Port > Properties > Port Settings > Advanced , and manually change the COM Port Number to an unused slot between COM1 and COM4. Data Corrupted During Transfer If random characters or empty files appear during export:

Often provides updated Leica-specific virtual COM port drivers.