48.4PA01.021 LZ57 MB Laptop motherboard for Lenovo B570E B570 V570C notebook pc (with video chip ) - Newegg.com
Lenovo Laptop G550(2958-A4U) Intel Core 2 Duo T6600 (2.20GHz) 3GB Memory 320GB HDD Intel GMA 4500MHD 15.6" Windows XP Professional preinstalled with Windows 7 Professional Upgrade Option - Newegg.com
48.4pa01.021 For Lenovo B570 B570E Laptop PC Motherboard - AliExpress Computer & Office