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Counterfeit Prolific chip or missing driver. Fix: LEICA TC 407 driver
and select the folder where you extracted the Leica USB drivers. Once installed, the device should appear as a Serial USB Converter with an assigned COM port (e.g., COM3). 4. Data Transfer Setup LEICA TC 407 driver
the driver for your specific data cable before plugging it in. LEICA TC 407 driver
Need direct driver files? Contact Leica Geosystems legacy support or visit the “Surveying Instrument Drivers” archive at SurveyorGear.com.