Taking apart Dell Inspiron 17 5000 Series 5759 5758 5755

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Dell Inspiron 17 5000 Series 5759/5758/5755

Today I will be taking apart a Dell Inspiron 17 5000 series laptop. This guide should work for Dell Inspirons 5759, 5758, 5755. All three models are very similar.

During the disassembly process I’ll go through the following major steps:

  • Removing hard drive, RAM modules and CD/DVD drive – STEPS 1-5
  • Removing keyboard and bottom case – STEPS 6-14
  • Removing cooling fan, motherboard and DC power jack – STEPS 15-22


Release the battery lock and remove the battery.

Replacement batteries available here: https://ebay.to/2vogdsM

Remove battery


Remove two screws securing the bottom cover. It might take some effort to separate the cover from the base. It has a few hidden latches.

Under this cover we get access to the hard drive, RAM slots, wireless card and CMOS battery.

Remove HDD and RAM cover


Remove four screws securing the hard drive bracket.

Disconnect the hard drive cable from the motherboard.

Remove hard drive screws

In order to release the cable you’ll have to unlock the connector first (red arrow).

Disconnect hard drive cable

If you are replacing the hard drive or upgrading it to a solid state drive you will have to transfer the cable and the bracket.

Transfer SATA cable to new drive


Both memory slots are easily accessible and RAM modules can be removed and replaced if necessary.

Remove RAM modules


Remove one screw securing the CD/DVD drive.

Pull the drive out.

Remove CD/DVD drive


In Dell Inspiron 17 5000 Series 5759/5758/5755 laptops the keyboard is secured by five hidden latches.

Five latches securing keyboard

Insert a thin case opening tool between the keyboard and top case. Push the hidden latch inside the case.

Release keyboard latches

At the same time lift up the keyboard to disengage it from the latch.

Lift up keyboard


After you release all five latches you can lift up the keyboard and place it upside down on the palmrest.

Turn keyboard upside down on palmrest


Disconnect the keyboard and backlight cable from the motherboard.

Access keyboard and backlight cables

As always, unlock the connector first and pull the cable out after that.

Unlock connectors and release cables


Now you can remove the keyboard and replace it if necessary.

Replacement keyboards available here: https://ebay.to/3aqlzSP

Dell Inspiron 17 5000 Series 5759/5758/5755 keyboard removed

STEP 10.

Remove four screws securing the top case.

Disconnect the CD/DVD connector board cable.

Remove screws from top case

STEP 11.

The wireless card has to be removed in order to remove the bottom cover.

Remove the metal bracket secured by one screw.

Remove wireless card bracket

Disconnect Wi-Fi antennas and remove the wireless card.

Disconnect Wi-Fi antennas

STEP 12.

Remove all screw securing the bottom case.

Disconnect the speaker cable from the motherboard.

Remove screws from bottom case

Remove three more screws from the CD/DVD drive bay.

Three screws located in CD/DVD bay

STEP 13.

Start separating the bottom case from the top case.

Separate bottom cover from top case

While removing the bottom cover pay attention to the cables.

Continue separating the bottom case.

Pay attention to cables

The bottom case might get stuck on the back. It happens because there are four latches securing it to the top case and they are located in the battery compartment.

Wiggle to bottom case to release the latches.

Top case latches

STEP 14.

Remove the bottom case.

Remove bottom case

Here’s the other side where you can access both speakers and CD/DVD drive connector with cable.

Access speakers and CD/DVD drive connector

Now we can access all internal components in Dell Inspiron 17 5000 Series 5759/5758/5755 laptop.

Dell Inspiron 17 5000 Series 5759/5758/5755 laptop with bottom case removed

STEP 15.

Remove three screws (red circles) and loosen there more screws (green circles) securing the heatsink assembly.

Disconnect the cooling fan cable from the motherboard.

Remove heatsink screws

Remove the heatsink assembly from the laptop.

Remove cooling modules

STEP 16.

Remove three screws securing the fan to the heatsink.

Remove fan screws

Now you can remove the fan and replace it if necessary.

Replacement fans available here: https://ebay.to/2IpTgs5

Remove and replace cooling fan

STEP 17.

Disconnect the touchpad cable and the power button cable.

It’s necessary if you are removing the motherboard.

Disconnect touchpad and power button cables

STEP 18.

Remove one screw securing the motherboard.

Disconnect the display video cable.

Remove motherboard screw

The display connector can be unlocked the same way as other connectors.

Lift up the locking tab (red arrow) and pull the cable out.

Disconnect display video cable

STEP 19.

Remove one screw securing the DC power jack.

In Dell Inspiron 17 5000 Series 5759/5758/5755 laptops the DC jack harness can be removed only after you remove the motherboard.

The connector for the harness is located on the bottom side.

Remove screw securing DC power jack

STEP 20.

Carefully separate the motherboard from the battery connector board.

Separate motherboard from battery connector board

Now you can lift up the motherboard from the bottom case.

Remove motherboard

STEP 21.

Turn the motherboard upside down the disconnect the USB/Audio board cable.

Now you can remove the motherboard completely.

Replacement motherboards available here: https://ebay.to/2Tgb7Yn

Disconnect USB/Audio board cable

STEP 22.

Finally, disconnect the DC power jack cable.

Remove and replace the DC jack harness if necessary.

Replacement DC jacks available here: https://ebay.to/2PE2Xak

Disconnect and remove DC power jack

Here’s the top case (palmrest) assembly shown with the motherboard removed.

Here you can access the touchpad, USB/Audio board and power button board.

Top case without motherboard

The screen removal steps will be similar for 15″ and 17″ Dell Inspiron 5000 series laptops.

LCD screen removal

For the display teardown and screen replacement instructions go to the LCD screen removal guide.

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