Specifications:

Processor: 6th Generation Intel Core i7-6700HQ Quad Core (6M Cache, up to 3.5 GHz)

Graphics: NVIDIA® GeForce® GTX 960M with 2GB GDDR5

Memory: 16GB DDR4-2133MHz; up to 32GB

Display: 15.6″ 4K Ultra HD (3840 x 2160) InfinityEdge touch

Chipset: Intel HM170 (Skylake PCH-H)

Storage: Samsung PM951 NVMe 512GB SSD

Interface: HDMI, USB 3.0 (x2) with PowerShare; Headset Jack (1); SD card reader (SD, SDHC, SDXC); Kensington Lock slot; Thunderbolt™ 3 (1)

Networking: DW1830 3×3 802.11ac 2.4/5GHz + Bluetooth 4.1

Size: 17 x 357 x 235 mm (WxDxH)

Battery: Dell 84 WHr 6-Cell Lithium-Ion Battery

Camera: Widescreen HD (720p) webcam with dual array digital microphones

Operating System: Windows 10 Home

Weight: 1.963kg

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Dell XPS 15 9550 uses ultra-narrow border design, packing 15.6-inch laptop into a 14.0-inch form factor, this is the biggest highlight of this notebook.



1. Removing the bottom case

Open the XPS nameplate.

Remove two hidden screws securing the bottom case.



Remove all internal Torx screws from the bottom case.



When all screws were removed, you could be quite easily open the bottom case. Then we can see the inside of some of the basic hardware.



When the bottom case is removed completely, we can see that the battery occupy a very large area.



Now you should be able to access the battery, SSD, RAM, wireless card, speakers, heat sink and cooling fan.



2. Removing the battery

Remove all screws (M2X4) securing the battery.



Disconnect the battery connector from the motherboard.



This Dell XPS 15 9550 features an 11.4v, 85Wh, Li-ion battery, Dell model: 4GVGH.



3. Removing the RAM

Dell XPS 15 9550 have two RAM slots, support up to 32GB RAM.



Separate the clips. The RAM will pop up automatically.



Two Samsung 8GB PC4-2133P RAM, made in china.



4. Removing the SSD

Remove one screw securing the SSD.

Take it out of the M.2 slot.



This XPS 9550 coming with a Samsung PM951 512GB NVMe M.2 SSD, Samsung P/N: MZVLV512HCJH-000D1, model: MZ-VLV512D, Dell P/N: 03WF8W.



5. Removing the wireless card

Remove one screw securing the card.

Disconnect three wireless antenna cables.



Dell DW1830 Wi-Fi card, it is supported 3×3 802.11ac 2.4/5GHz and Bluetooth 4.1.



6. Removing the left cooling fan

Remove two screws securing the cooling fan.

Disconnect the fan cable from the motherboard.



7. Removing the right cooling fan

There is an iron sheet on the upper part of the fan. We need to remove this iron sheet first.



Remove one screw securing the iron sheet.



Under the iron sheet, you can get access to the LCD cable.



Remove two screws securing the right fan.

Disconnect the fan cable from the motherboard.



8. Removing the heat sink

Remove six screws securing the heat sink.

Then, lift it up and remove it from the laptop.



9. Removing the motherboard

In the next to the USB port, we can access the CMOS battery



Red: Intel Core i7-6700HQ 2.6 GHz

Blue: NVIDIA GeForce® GTX 960M

Yellow: SK Hynix 2GB GDDR5 video memory

Green: South Bridge chip



When the motherboard removed, you can access the keyboard and touchpad.



Source: pconline.com.cn