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Introdução

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.

  1. 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.
    • 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. 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. Start from the top edge near the hinge and work your way along the edge until all of the clips are unsnapped.
    • 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. Lift the bottom cover off. Lift the bottom cover off.
    • Lift the bottom cover off.

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

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

  5. Use the spudger to disconnect the LCD cable from the motherboard. Use the spudger to disconnect the LCD cable from the motherboard. Use the spudger to disconnect the LCD cable from the motherboard.
    • Use the spudger to disconnect the LCD cable from the motherboard.

  6. Disconnect the camera cable from the motherboard using a spudger. Disconnect the camera cable from the motherboard using a spudger. Disconnect the camera cable from the motherboard using a spudger.
    • Disconnect the camera cable from the motherboard using a spudger.

  7. Remove all antenna cables from their routing. Remove all antenna cables from their routing.
    • Remove all antenna cables from their routing.

  8. Using the Phillips #1 screwdriver, remove three 5 mm screws from the left hinge and three 5 mm screws from the right hinge. Using the Phillips #1 screwdriver, remove three 5 mm screws from the left hinge and three 5 mm screws from the right hinge. Using the Phillips #1 screwdriver, remove three 5 mm screws from the left hinge and three 5 mm screws from the right hinge.
    • Using the Phillips #1 screwdriver, remove three 5 mm screws from the left hinge and three 5 mm screws from the right hinge.

  9. Carefully rotate the hinges upward and remove the bottom of the machine from the LCD unit. Carefully rotate the hinges upward and remove the bottom of the machine from the LCD unit. Carefully rotate the hinges upward and remove the bottom of the machine from the LCD unit.
    • Carefully rotate the hinges upward and remove the bottom of the machine from the LCD unit.

  10. 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. It is attached by adhesive so be careful not to break it. You may hear loud snaps when detaching the clips; this is normal.
    • 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. 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.
    • 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. Remove four 2.9 mm screws from the LCD panel using the Phillips #1 screwdriver. Remove four 2.9 mm screws from the LCD panel using the Phillips #1 screwdriver.
    • Remove four 2.9 mm screws from the LCD panel using the Phillips #1 screwdriver.

  13. 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. The panel is still connected to the unit by the LCD cable so be careful not to rip the connector when flipping it over.
    • 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. Peel back the tape covering the LCD cable connector. Use the spudger to unlock the LCD cable.
    • Peel back the tape covering the LCD cable connector.

    • Use the spudger to unlock the LCD cable.

  15. Remove the LCD cable from the socket. Remove the LCD cable from the socket.
    • Remove the LCD cable from the socket.

  16. Remove the LCD panel from the system. Remove the LCD panel from the system.
    • Remove the LCD panel from the system.

  17. Remove two 2.8 mm screws from the left hinge using the Phillips #1 screwdriver. Remove two 2.8 mm screws from the left hinge using the Phillips #1 screwdriver.
    • Remove two 2.8 mm screws from the left hinge using the Phillips #1 screwdriver.

  18. Remove the left hinge. Remove the left hinge. Remove the left hinge.
    • Remove the left hinge.

  19. Remove the LCD Cable. Remove the LCD Cable.
    • Remove the LCD Cable.

Conclusão

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

Membro desde: 11/03/2019

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