abdo ZIWB2 ZIWB3 ZIWE1 LA-B092P motherboard for Lenovo B50-70 N50-70 notebook motherboard CPU i5 4200U 4210U DDR3 100 test work tanie tanio Integrated HM87 IdeaPad Intel NVIDIA Notebook PC USB 2 HDMI VGA Etherne Double slot Almost new PC3L 8G BGA i5 4210U 4200