Lenovo G580. Almost permanent hinge fix - full slav style. Can't belive they made such a bad design in a laptop with a quadcore i7 and nvidia graphics : r/laptops
Lenovo G580/G570のメモリ、ストレージ換装・増設手順 – あの角を曲がれば、かぼしー
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SSD Upgrade for Lenovo G580 256GB/512GB/1TB/2TB | eBay
A-Tech 8GB Module for Lenovo G580 Laptop & Notebook Compatible DDR3/DDR3L PC3-14900 1866Mhz Memory Ram (ATMS278426B30845X1) at Amazon.com