Ask Dell LATITUDE E7280 9PJNK LA-E122P CAZ10 LA-E122P REV 1.0(A00)

hI!
This laptop is working well after flashing. But it is not charging.
I've checked all the entire motherboard, no trouble. everything is good, but still not charging.
The batterie is good, the adaptater is good.
I think the trouble is coming from the Bios File.
I join my Backup.