Try a different USB port on your PC or a different USB cable.
The LinkRunner showed "PoE 802.3af – 15.4W." The tech installs a 4K PTZ camera requiring 25W. The camera fails to boot. After High-Quality Firmware: The same hardware now correctly identifies "PoE+ 802.3at – 30W available." The tech proceeds confidently.
Connection: Connect the AT 1000 to your PC using a high-quality USB cable. Cheap cables can drop data packets, leading to a corrupted installation.
Simulates actual appliance draws up to 25.5W (802.3at), monitoring voltage drops to confirm cable plant integrity.
Connect the Mini-B end of the USB cable to the side interface of the tester. Connect the standard USB end to your PC. Turn on the tester. 3. Executing the Update via LinkRunner Manager Open the application on your computer. Click on the Tools menu and select Update Firmware .
That is "high quality" firmware.