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Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement

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  1. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Back Cover: crwdns2935265:01crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Back Cover: crwdns2935265:01crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Back Cover: crwdns2935265:01crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
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    Magnetic Project Mat
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    • Orient the laptop so that the bottom is facing up.

    • Remove the six 7 mm screws using a Phillips #00 screwdriver.

    • Remove the four 4 mm screws using a Phillips #00 screwdriver.

    • Throughout this repair, keep track of each screw and make sure it goes back exactly where it came from.

  2. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:02crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:02crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Pry up the sides of the back case using the iFixit opening tool. Then, lift to remove.

    • You may hear snapping when removing the panel. This is normal!

  3. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Battery: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Battery: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Battery: crwdns2935265:03crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the three 4 mm screws connected to the battery pack using a Phillips #000 screwdriver.

    • Disconnect the battery cable from the motherboard.

    • Gently lift up the battery pack by hand to remove it.

    • Be sure to avoid pulling the plug cable.

  4. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, SSD: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, SSD: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, SSD: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Gently peel away the blue thermal pad, revealing the SSD underneath.

    • Do not set the sticky bottom side of the thermal pad on any surface.

  5. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove the 4 mm screw keeping the SSD in place using a Phillips #00 screwdriver.

  6. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Pull the SSD out straight, without applying any vertical pressure.

    • When removing, do not pull the SSD upwards. This may damage the motherboard slot and hard drive.

  7. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Wi-Fi Card: crwdns2935265:07crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Wi-Fi Card: crwdns2935265:07crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use your fingernail or an opening tool to gently pull out and disconnect the battery pack cable.

    • Do not pull on the cables.

  8. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:08crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use the spudger to remove each cable from the Wi-Fi card, one cable at a time.

    • The cables do not need much force to be removed.

  9. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:09crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:09crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the single 2 mm screw using a Phillips #00 screwdriver.

    • Try not to press to hard down on the computer to avoid damage.

  10. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:010crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:010crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:010crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Pull the card away from the housing capsule on the right side of the Wi-Fi card to remove it from the laptop.

    • Make sure no cables are still connected or wrapped around the Wi-Fi card when removing.

  11. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Fan: crwdns2935265:011crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Fan: crwdns2935265:011crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use your fingernails to gently "walk" the fan connector out of its motherboard socket.

    • Be gentle while unplugging the connector. Using too much force may damage the computer.

  12. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:012crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:012crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove the three 5.5 mm screws that secure the fan with the Phillips #0 screwdriver.

  13. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:013crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Unwrap the wires from around the outside of the fan.

    • Remove the fan.

  14. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, RAM: crwdns2935265:014crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, RAM: crwdns2935265:014crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use your fingernail or an opening tool to gently pull out and disconnect the battery pack cable.

    • Do not pull on the cables.

  15. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:015crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:015crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Disengage the latch of the RAM by pushing outwards on the left and right side of the memory module slot.

  16. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:016crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:016crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove the RAM by sliding it out of its slot.

  17. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Heat Sink: crwdns2935265:017crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Heat Sink: crwdns2935265:017crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Heat Sink: crwdns2935265:017crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the four 3 mm Phillips screws that secure the heat sink.

    • Gently lift the heat sink up and out.

    • Reapply thermal paste before installing a new heatsink.

  18. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Motherboard: crwdns2935265:018crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Motherboard: crwdns2935265:018crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement, Motherboard: crwdns2935265:018crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Lift the black ZIF locking flap and disconnect the display connector.

    • Use your fingernails to gently "walk" the white CMOS battery connector out of its motherboard socket.

  19. Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:019crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:019crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Lenovo IdeaPad 3-1481W000NGUS Motherboard Replacement: crwdns2935265:019crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the seven 4 mm Phillips #00 screws securing the motherboard to the chassis.

    • Lift one corner gently. Check for any remaining connected cables, and carefully remove the motherboard out of the case.

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To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.

Keith Heath II

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