For Lenovo Legion Y520 Y520-15ikbm Laptop Motherboard 5b20p24389 By520 Nm-b391 With I7-7700hq Cpu Gtx1060 6gb Gpu Gddr5 - Laptop Motherboard - AliExpress
For Lenovo Legion Y520 Y520-15ikbn Notebook Computer Motherboard Dy512 Nm-b191 With I7-7700hq Cpu Gtx 1050 Gpu 100% Test Work - Laptop Motherboard - AliExpress
How to replace DC and mainboard on Lenovo Legion Y520, DIY tourtial - YouTube