Upgrading Asus X550C and CA Series Laptop RAM : 7 Steps - Instructables
On Board Ram Disable Solution ASUS X550CC #Satishbhai & #Aditya11ttt - YouTube
OFFTEK 8GB Replacement Memory RAM Upgrade for Asus X550CA (DDR3-12800) Laptop Memory at Amazon.com
Encol - ASUS x550c onboard memory faluty
X550ca I7-3537 Cpu 4gb Ram Motherboard For Asus X550cc R510c Y581c X550c X550cl Laptop Mainboard X550ca Motherboard Test 100% Ok - Laptop Motherboard - AliExpress