CMS 8GB (1X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Z Series Z50-70, Z50-75 - A8 at Amazon.com
Lenovo G50 30 G50 70 How to upgrade ram and harddrive - YouTube
Padarsey DC AC Power Jack Harness Socket Cable Replacement Compatible with Lenovo Ideapad G70-35 G70-70 G70-80 DC30100LI00 DC30100LG00 Z50 Z50-70 Z50-75 Z50 -80
CMS 8GB (1X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Z Series Z50-70, Z50-75 - A8 at Amazon.com
OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo IdeaPad Z50-70 (m) (DDR3-12800) Laptop Memory at Amazon.com
OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo IdeaPad Z50-70 (m) (DDR3-12800) Laptop Memory at Amazon.com