When you perform a hard reset or a reboot of the SIMATIC IPC227E, it may happen that the event fails and an error occurs on the SIMATIC IPC227E with 3 LEDs lighting up red on it.
In that case, you must open the BIOS menu of the SIMATIC IPC227E and set the xHCI Mode
to disabled
in the SCU > Advanced > USB configuration
BIOS settings.
After you updated the BIOS settings, you can again perform a hard reset or a reboot of the SIMATIC IPC227E.
Opening the BIOS menu
You open the BIOS menu by pressing and holding <Esc>
after you switch on the SIMATIC IPC227E.