Acer Aspire E1-531 LA-7912P_EC 1 MB_Main 4 MB bios
Acer aspire e1-531-b962g50mnks_model_q5wph_mb_Q5WV1_LA_7912P_rev_2.0_EC 1 MB_Main 4 MB bios
Acer Aspire E1-531 Win8 LA-7912P_EC 1 MB_Main 4 MB bios
Acer Aspire E1-531 Compal LA-7912P Rev.2.0 Q5WV1_EC 1 MB_Main 4 MB bios