Sony Vaio VPC-EG VPCEG16FM Series Intel Socket rPGA989 Laptop Motherboard A1829659A.Sony Part Number: A1829659A A-1829-659-ACompatible Part Numbers: B-9986-201-8 B-9986-203-8 Z40HR S0203-2 48.4MP06.021 55.4QK01.031 MBX-250Compatible Models: Sony Vaio VPC-EG VPCEG16FM Series