DG520 NM-B051 Rev 1.0 https://vinafix.com/threads/110-touch-15acl-laptop-ideapad-bios-dg520-nm-b051-rev-1-0.32976/ 110 Touch-15ACL Laptop (ideapad) BIOS DG520 NM-B051 Rev 1.0 110 Touch-15ACL Laptop (ideapad) BIOS 1QCN32WW, AMD DG520 NM-B051 Rev 1.0 vinafix.com