In this guide, I’ll disassemble a Dell XPS 15 9550. Refer to this guide, you can upgrade, repair and clean your XPS 15 9550, or remove SSD, hard drive, battery, WLAN, cooling fan, and upgrade RAM.
Remove all screws securing the bottom case, pry up and remove the bottom case.
Under the bottom case, you can get access battery, SSD, RAM memory, WLAN, heat sink and cooling fan.
The Dell XPS 9550 comes with an 84WH (6cells battery), in another version, it’s come with 3 cells battery, in the spare space, installed a 2.5″ hard drive.
The Dell XPS 9550 has two RAM slots, it’s comes with two SK hynix 8GB PC4-2133P RAM, the laptop max support 32GB RAM.
This is my new SSD Samsung 512GB SM951 M.2 NVMe SSD. I will remove the original PM951 SSD and replace it with the SM951, please see the tested result.
The Dell XPS 15 9550 come with a Samsung 512GB PM951 NVMe SSD.
3 cells battery + hard drive