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Acer Aspire 5740-5780 LCD Replacement

What you need

  1. Acer Aspire 5740-5780 LCD Replacement, Middle Cover: step 1, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement, Middle Cover: step 1, image 2 of 2

    • Use spudger to gently pry off open middle cover.

    • Then flip the middle cover over onto the keyboard.

    Edit

  2. Acer Aspire 5740-5780 LCD Replacement: step 2, image 1 of 1

    • Use tweezers to detach the cable from the volume button board on the middle cover.

    Edit

  3. Acer Aspire 5740-5780 LCD Replacement: step 3, image 1 of 1

    • Finally remove the middle cover completely from the computer.

    Edit

  4. Acer Aspire 5740-5780 LCD Replacement, Keyboard: step 4, image 1 of 1

    • These latches must be released in order for the keyboard to be removed.

    Edit

  5. Acer Aspire 5740-5780 LCD Replacement: step 5, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement: step 5, image 2 of 2

    • Using a spudger, pry the keyboard from the PC, gently.

    • Lift the keyboard and flip it over, so that it rests on its keys.

    Edit

  6. Acer Aspire 5740-5780 LCD Replacement: step 6, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement: step 6, image 2 of 2

    • Using your hands, open the latch holding the wire in place, and remove the keyboard.

    Edit

  7. Careful: steps 7-10 are sourced from a guide that's marked as in-progress.

    Acer Aspire 5740-5780 LCD Replacement, Prepare Acer Aspire 5740-5780 for Disassembly: step 7, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement, Prepare Acer Aspire 5740-5780 for Disassembly: step 7, image 2 of 2

    • Turn the laptop off and remove the power cord.

    Edit

  8. Acer Aspire 5740-5780 LCD Replacement: step 8, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement: step 8, image 2 of 2

    • Press in the SD Card or the SD Card Dummy if no SD Card is there. Remove card when it pops out.

    Edit

  9. Acer Aspire 5740-5780 LCD Replacement: step 9, image 1 of 1

    • Flip the laptop over on its face, so that the back is showing.

    Edit

  11. Acer Aspire 5740-5780 LCD Replacement: step 10, image 1 of 1

    • Put grounding strap on one of your wrists and attach the other end to a large metal object (recommended method).

    • If you don't have a grounding strap an alternative approach is to touch a metal object that is either large or connected to the earth. Then avoid doing things that would accumulate static electricity on your body.

    • Touching the internals of your device while you aren't grounded could destroy your laptop.

    Edit

  12. Acer Aspire 5740-5780 LCD Replacement, Battery: step 11, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement, Battery: step 11, image 2 of 2

    • Unlock the battery by flipping a switch near the release latch.

    Edit

  13. Acer Aspire 5740-5780 LCD Replacement: step 12, image 1 of 1

    • Slide the release latch to the left to release the battery from the PC.

    Edit

  14. Acer Aspire 5740-5780 LCD Replacement: step 13, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement: step 13, image 2 of 2

    • Use your hands to pry the battery free of the computer.

    Edit

  15. Acer Aspire 5740-5780 LCD Replacement, Back Cover: step 14, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement, Back Cover: step 14, image 2 of 2

    • Unscrew the 2 captive screws and 3 M2.5 x L8 screws holding back cover in place.

    Edit

  16. Acer Aspire 5740-5780 LCD Replacement: step 15, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement: step 15, image 2 of 2

    • Use spudger to pry open the back panel.

    • Then lift panel off of the computer.

    Edit

  17. Acer Aspire 5740-5780 LCD Replacement, Hard Drive: step 16, image 1 of 1

    • Remove the one M2 x L4 screw that secures the hard drive in place.

    • Screw not shown in picture.

    Edit

  18. Acer Aspire 5740-5780 LCD Replacement: step 17, image 1 of 1

    • Using an opening tool or your hands, slide the hard drive out of its connector.

    Edit

  19. Acer Aspire 5740-5780 LCD Replacement: step 18, image 1 of 1

    • Lift the hard drive out of the computer.

    Edit

  20. Acer Aspire 5740-5780 LCD Replacement, WLAN Module: step 19, image 1 of 1

    • Disconnect the black and white antenna cables from the module.

    • Cables not shown.

    Edit

  21. Acer Aspire 5740-5780 LCD Replacement: step 20, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement: step 20, image 2 of 2

    • Remove one M2 x L4 screw, which is securing the WLAN Module.

    Edit

  22. Acer Aspire 5740-5780 LCD Replacement: step 21, image 1 of 1

    • Carefully remove the module from the system, using plastic opening tools.

    Edit

  23. Acer Aspire 5740-5780 LCD Replacement, LCD: step 22, image 1 of 3 Acer Aspire 5740-5780 LCD Replacement, LCD: step 22, image 2 of 3 Acer Aspire 5740-5780 LCD Replacement, LCD: step 22, image 3 of 3

    • Retrieve the WLAN antenna wire from underneath the keyboard.

    • Detach the LCD cable from the main board.

    Edit

  24. Acer Aspire 5740-5780 LCD Replacement: step 23, image 1 of 2 Acer Aspire 5740-5780 LCD Replacement: step 23, image 2 of 2

    • Remove 2 M2.5 x L8 screws, using your Philips Head.

    Edit

  25. Acer Aspire 5740-5780 LCD Replacement: step 24, image 1 of 1

    • Remove 2 M2.5 x L10 from the front side of the PC.

    Edit

  26. Acer Aspire 5740-5780 LCD Replacement: step 25, image 1 of 1

    • Lift the screen away from the Main board of the PC.

    Edit
Conclusion

To reassemble your device, follow these instructions in reverse order.

Author

with 2 other contributors

Gian Farrell

Member since: 03/20/18

639 Reputation

6 Guides authored

Badges: 9

+6 more badges

Team

UMass Dartmouth, Team S3-G6, Peak Spring 2018 Member of UMass Dartmouth, Team S3-G6, Peak Spring 2018

UMASSD-PEAK-S18S3G6

3 Members

9 Guides authored

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