Dell Latitude E6220  Bios EC + Schematic Laptop Model dell Latitude E6220  Motherboard VIDA-6050A2428801-MB-A01 KBC / EC SMSC Flash WINBOND W25Q64BVSSIG (U6621) Flash EC WINBOND W25Q16BVSSIG (U9249) Size (files zip) MAIN 8MB   EC 2MB  File type Dump – bin – rom – bios - EC - Schematic