Firmware dump for a Positivo SIM notebook on board MB40IA1, with an extra 15bfc2_011000 string that may be a checksum or build identifier, though the name does not say.

BIOS firmware for the ECS MB40IA1 board, version 1.04.00 according to the name, which also carries the MB40AI1 string and a PO suffix. It ships as an 885 KB RAR.

MB40IA1 revision 01 firmware, marked OK in the name, which suggests a tested dump, packed in a 1.39 MB RAR archive.