BYG40 NM-A411…Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here Post navigationLENOVO IDEAPAD S145 FV440/FS441/FS540 NM-C121 BIOS 💯% OK Dell 15 5558 AAL10 LA-B843P REV1.0 BIOS TESTED OK