How to take apart Dell XPS 15 9530 or Precision m3800

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How to take apart Dell XPS 15 9530 or Precision m3800

In this disassembly guide I show how to take apart Dell XPS 15 9530 or Precision m3800 laptop. Regulatory model: P31F.

While Dell XPS 15 9530 targets mostly home users and Precision m3800 is more business oriented, both models are very similar. This guide will help you to access and remove all main internal components.



STEP 1.

Remove ten T5 Torx screws securing the bottom case.

Remove all screws from bottom case

STEP 2.

Remove two more screws located under the magnetic door.

Two more screws located under magnetic door

STEP 3.

Separate the bottom case from the rest of the laptop and remove it.

Separate and remove bottom case



In my Dell XPS 15 9530 the battery is swollen and must be replaced.

Dell XPS 15 9530 or Precision m3800 swollen battery

STEP 4.

Remove seven screws attaching the battery to the top case.

Remove seven screws from battery

STEP 5.

Lift up the battery, unplug the battery cable from the motherboard and remove it from the laptop.

Disconnect battery cable and remove battery

STEP 6.

The motherboard has two memory slots. Remove both memory modules if necessary. This step is optional and you can leave RAM modules connected.

Remove both memory RAM modules

STEP 7.

Remove six screws attaching the heatsink to the motherboard.

Remove six screws from heatsink

STEP 8.

Lift up and remove the heatsink. Now you can replace thermal grease on the CPU and GPU chips if necessary.

NOTE: you should be able to remove both cooling fans, as it shown in the following steps, without removing the heatsink.

Remove heatsink

STEP 9.

Remove one screw securing the right cooling fan #2. Disconnect the fan cable from the motherboard.

Disconnect fan 2 and remove one screw

STEP 10.

While removing the fan, you will have to un-route the touch screen cable from the left side of the housing. It’s necessary to apply some reasonable force to separate the fan from the top case because the fan is secured by adhesive tape underneath.

Separate fan 2 from top case and remove it

STEP 11.

Remove one screw and unplug the cable for the fan #1.

Disconnect fan 1 and remove one screw

STEP 12.

While removing the fan, un-route the display video cable from the right side of the housing.

Separate fan 1 from top case and remove it

STEP 13.

Remove one screw from the WLAN card bracket. Disconnect both antenna cables from the WLAN card.

Remove WLAN card bracket and disconnect antenna cables

STEP 14.

Pull the WLAN card out of the socket and remove it.

Remove WLAN card

STEP 15.

Disconnect the I/O cable from the USB SD card reader board.

Disconnect the I/O cable from the motherboard.

Remove the cable.

Disconnect I/O cable

STEP 16.

The mSATA SSD drive located right under the I/O cable.

Remove one screw fixing the SSD to the top case.

Remove one screw securing mSATA SSD drive

STEP 16.

Pull the SSD out of the slot and remove it.

Remove mSATA SSD drive

STEP 17.

If you didn’t notice, the CMOS battery is located right under the WLAN card which we removed in the step 14.

Remove three screws from the USB SD card reader board.

Disconnect the CMOS battery cable (yellow square) and touch screen cable (green rectangular).

Remove three screws and disconnect cables from USB SD card reader board

STEP 18.

Remove the USB SD card reader board.

Remove USB SD card reader board

STEP 19.

The DC-IN power jack cable routed under the left hinge.

Remove three screws securing the hinge and one screw securing the DC-IN power jack.

Disconnect the DC jack cable from the motherboard.

Remove three hinge screws and one DC jack screw

STEP 20.

Open up the left hinge and remove the DC jack from the housing.

Open up display hinge and remove DC power jack

STEP 21.

Loosen up two screws on the top (yellow circles). They will remain attached to the motherboard.

Remove four more screws (red circles).

Disconnect the following cables:

  • Keyboard backlight cable (red square)
  • Touchpad cable (small yellow square)
  • Keyboard data cable (green rectangular)
  • NFC module cable (large yellow square)
  • Display video cable (purple rectangular)
  • Speakers cable (blue square)

Disconnect cables from motherboard and remove all screws

Here’s how to release small flat cables.

Unlock the connector by lifting up the locking tab. Pull the cable out of the connector.

Release keyboard backlight cable

The keyboard cable can be released the same way. Unlock the connector and pull the cable out.

Release keyboard data cable

In order to disconnect the display video cable you will have to pull the connector up using the black belt on the top.

Unplug display video cable from motherboard

STEP 22.

Now you can separate the motherboard from the top case and remove it.

Remove Dell XPS 15 9530 or Precision m3800 motherboard

Here’s the back side of the motherboard.

The other side of motherboard

STEP 23.

Remove two silver screws securing the touchpad.

Disconnect the cable from the NFC module.

Remove two touchpad screws

STEP 24.

Remove the touchpad.

Remove touchpad from top case

STEP 25.

Remove three screws securing the right hinge.

Remove three screws from right hinge

STEP 26.

Open up the right hinge. As you remember, the left hinge was opened up in the step 20, when we removed the DC power jack.

Open up the hinge

STEP 27.

With both hinges opened up, you can easily separate the top case assembly from the touch screen display panel.

Remove display from top case assembly

In order to remove and replace the keyboard you will have to remove many small screws marked with the letter “K”.

After that the keyboard can be easily separated from the top case.

Remove keyboard screws and remove keyboard from top case


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