BYG40 NM-A411…This content is for 1-days, 7-days, 30-days, 90-day, 6 months, and 1year members only.Login Join Now Post navigationLENOVO IDEAPAD S145 FV440/FS441/FS540 NM-C121 BIOS 💯% OK Dell 15 5558 AAL10 LA-B843P REV1.0 BIOS TESTED OK