Note the assignation number next to it (e.g., or COM4 ). You will need this exact number in your downloading software.
Match the 19200/None/1 protocol configured on the instrument. Troubleshooting Common Leica TC 407 Driver Errors Error 1: "Device Cannot Start (Code 10)"
Lower the Baud Rate on both the instrument and the software to 9600 . Turn off any antivirus scanning on the designated COM port during data transfer. Summary of Best Practices
: This is the official portal. If you register your instrument's serial number, you can often find the legacy USB drivers and manuals0;8b2; under the "Downloads" section. LEICA TC 407 driver
TPS400 Series (or TC407 specifically if listed)
Connect the serial end to the port underneath the TC 407 screen and the USB end to your computer.
Complete the installation wizard and restart your computer if prompted. Note the assignation number next to it (e
Since the TC 407 uses a serial-to-USB connection, the "driver" is actually for the data cable itself, not just the instrument. Cable Drivers GEV189 / GEV195 / GEV218
the cable from your computer before running the software.
When people search for a "Leica TC 407 driver," they are almost always looking for the driver that allows Windows to recognize the or a third-party USB-to-Serial adapter. The driver creates a "Virtual COM Port" on your computer, mimicking an old-school serial connection over a modern USB port. Step-by-Step Guide to Installing the Leica Cable Driver Troubleshooting Common Leica TC 407 Driver Errors Error
For Windows 7 through Windows 11, right-click the driver installer and select "Run as Administrator" to ensure proper registry updates.
Follow the on-screen prompts to complete the installation setup. Restart your computer if prompted. Step 3: Verify the Installation in Windows