: Choose your specific model (e.g., PV-3B or AX M2 5000-48) from the application menu.
: Click "Update MCU" or "Start Update" . Do not disconnect the device or power off your computer during this process, as it could "brick" (permanently damage) the hardware. 4. Verification PV Update v1.1.0 .7z
: Launch the update application found in the extracted folder (often titled PV Update Client or ReflashTool_Xseries ). : Choose your specific model (e
Locate the extracted folder, which should contain the firmware files and an executable (e.g., PVUpdateClient.exe or ReflashTool.exe ). 2. Connect Your Device Connect your PV-1B
Since the file is a .7z (7-Zip) archive, you must first decompress it. Download and install a tool like 7-Zip or WinRAR.
Connect your PV-1B, PV-2B, or PV-3B device to your computer using a USB cable. The device should display "PC Link Mode Active" .