Once the light stops blinking or the TV reboots, the process is complete.
Many vendors provide a Windows/Linux utility specifically for querying the tpmt5522pc821 status. Download this tool from the OEM support portal. Run it to get a detailed readout, including: tpmt5522pc821 firmware
Firmware updates for the EAP225-Outdoor are not just about bug fixes; they often bring critical enhancements: Once the light stops blinking or the TV
You can often change the startup logo within the "General Settings" tab of this menu. tpmt5522pc821 firmware
Check the onboard fuse and standby voltage (usually 5V or 12V).
Reboot and enter the UEFI setup (usually F2, Del, or Esc). Look for an “Embedded Controller” or “TPM Firmware” submenu. The string TPMT5522PC821 should appear if present.