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Lenovo ThinkPad T480s LCD Cable Replacement

Lenovo ThinkPad T480s LCD Cable Replacement

Sarah Westberg

Sarah Westberg et un autre contributeur

Dernière mise à jour le March 29, 2024

1 - 2 heures
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Use this guide to replace the LCD cable in your Lenovo ThinkPad T480s laptop.

Some signs your LCD cable may be faulty include a blank, black, or flickering screen, no backlight, or horizontal or vertical lines. These symptoms may also indicate that the LCD panel is faulty, rather than the cable itself.

Before attempting a display panel replacement, you may be able to resolve the issue using Lenovo’s troubleshooting guide.

Make sure to disable the internal battery, power down your device, and disconnect from any external power sources before you begin.

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  1. Lenovo ThinkPad T480s LCD Cable Replacement, Bottom Cover: étape 1, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement, Bottom Cover: étape 1, image 2 de 2
    • Disable the battery, power down the device, and unplug the power adapter from your device before proceeding/beginning the guide.

    • Loosen the six captive screws with a Phillips #1 screwdriver.

  2. Lenovo ThinkPad T480s LCD Cable Replacement: étape 2, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 2, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 2, image 3 de 3
    • Remove the bottom cover with an opening tool.

    • Start from the top edge near the hinge and work your way along the edge until all of the clips are unsnapped.

  3. Lenovo ThinkPad T480s LCD Cable Replacement: étape 3, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement: étape 3, image 2 de 2
    • Lift the bottom cover off.

  4. Lenovo ThinkPad T480s LCD Cable Replacement, LCD Assembly: étape 4, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement, LCD Assembly: étape 4, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement, LCD Assembly: étape 4, image 3 de 3
    • Use the spudger to disconnect the coaxial cables from the Wi-Fi card and WWAN card.

    • When reassembling the Wi-Fi card, reattach the black wire closest to the screw and the gray wire on the other side of the black wire. With the WWAN card, reattach the blue wire on the left and the orange wire on the right.

    • There are also small color coded arrows on each card that match the corresponding wires, to make sure you connect to the correct spot.

  5. Lenovo ThinkPad T480s LCD Cable Replacement: étape 5, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 5, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 5, image 3 de 3
    • Use the spudger to disconnect the LCD cable from the motherboard.

  6. Lenovo ThinkPad T480s LCD Cable Replacement: étape 6, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 6, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 6, image 3 de 3
    • Disconnect the camera cable from the motherboard using a spudger.

  7. Lenovo ThinkPad T480s LCD Cable Replacement: étape 7, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement: étape 7, image 2 de 2
    • Remove all antenna cables from their routing.

  8. Lenovo ThinkPad T480s LCD Cable Replacement: étape 8, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 8, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 8, image 3 de 3
    • Using the Phillips #1 screwdriver, remove three 5 mm screws from the left hinge and three 5 mm screws from the right hinge.

  9. Lenovo ThinkPad T480s LCD Cable Replacement: étape 9, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 9, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 9, image 3 de 3
    • Carefully rotate the hinges upward and remove the bottom of the machine from the LCD unit.

  10. Lenovo ThinkPad T480s LCD Cable Replacement, LCD Bezel: étape 10, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement, LCD Bezel: étape 10, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement, LCD Bezel: étape 10, image 3 de 3
    • Using the spudger, pry the LCD bezel up from the edges starting near the hinges.

    • It is attached by adhesive so be careful not to break it. You may hear loud snaps when detaching the clips; this is normal.

  11. Lenovo ThinkPad T480s LCD Cable Replacement: étape 11, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 11, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 11, image 3 de 3
    • Use the spudger to remove the internal bezel.

    • Start at the corner by the hinge and lift the edge of the internal bezel up with the pointed end of the spudger.

    • Hold the internal bezel with your fingers and work your way around the perimeter of the screen carefully pulling the bezel up.

    • You will feel resistance and hear snapping as you remove the bezel because it is connected with clips. Be careful that you don't crack the bezel. The plastic is delicate in places.

  12. Lenovo ThinkPad T480s LCD Cable Replacement, LCD Panel: étape 12, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement, LCD Panel: étape 12, image 2 de 2
    • Remove four 2.9 mm screws from the LCD panel using the Phillips #1 screwdriver.

  13. Lenovo ThinkPad T480s LCD Cable Replacement: étape 13, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 13, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 13, image 3 de 3
    • Gently lift the panel and flip it over.

    • The panel is still connected to the unit by the LCD cable so be careful not to rip the connector when flipping it over.

  14. Lenovo ThinkPad T480s LCD Cable Replacement: étape 14, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement: étape 14, image 2 de 2
    • Peel back the tape covering the LCD cable connector.

    • Use the spudger to unlock the LCD cable.

  15. Lenovo ThinkPad T480s LCD Cable Replacement: étape 15, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement: étape 15, image 2 de 2
    • Remove the LCD cable from the socket.

  16. Lenovo ThinkPad T480s LCD Cable Replacement: étape 16, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement: étape 16, image 2 de 2
    • Remove the LCD panel from the system.

  17. Lenovo ThinkPad T480s LCD Cable Replacement, LCD Cable: étape 17, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement, LCD Cable: étape 17, image 2 de 2
    • Remove two 2.8 mm screws from the left hinge using the Phillips #1 screwdriver.

  18. Lenovo ThinkPad T480s LCD Cable Replacement: étape 18, image 1 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 18, image 2 de 3 Lenovo ThinkPad T480s LCD Cable Replacement: étape 18, image 3 de 3
    • Remove the left hinge.

  19. Lenovo ThinkPad T480s LCD Cable Replacement: étape 19, image 1 de 2 Lenovo ThinkPad T480s LCD Cable Replacement: étape 19, image 2 de 2
    • Remove the LCD Cable.

Conclusion

To reassemble your device, follow these instructions 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.

Sarah Westberg

Membre depuis le 03/11/19

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