It could be requested to enter the MEBX menu of the BIOS. A common 'Ctrl+P' key combination couldn't work regarding the BIOS version installed on the iPC rack used.
If that case, you can modify by following the steps explained into the word document attached.
After that you'll be able to enter MEBX menu with 'Ctrl+P' combination Keys.

Released for: Schneider Electric USA