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NEC LCD1770NX Screen Replacement

What you need

  1. NEC LCD1770NX Screen Replacement, Stand: step 1, image 1 of 2 NEC LCD1770NX Screen Replacement, Stand: step 1, image 2 of 2
    • Place the monitor face down on a clean, flat surface.

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  2. NEC LCD1770NX Screen Replacement: step 2, image 1 of 2 NEC LCD1770NX Screen Replacement: step 2, image 2 of 2
    • Firmly remove the back panel of the stand by pulling it up and away from the monitor.

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  3. NEC LCD1770NX Screen Replacement: step 3, image 1 of 2 NEC LCD1770NX Screen Replacement: step 3, image 2 of 2
    • Unscrew the two 6mm Phillips PH2 screws to detach the stand enclosure from the stand.

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  4. NEC LCD1770NX Screen Replacement: step 4, image 1 of 2 NEC LCD1770NX Screen Replacement: step 4, image 2 of 2
    • Firmly grasp the stand enclosure with your hand and slide it to base of stand.

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  5. NEC LCD1770NX Screen Replacement: step 5, image 1 of 1
    • Unscrew the two 14.5mm Phillips PH2 screws holding the stand to the monitor.

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  6. NEC LCD1770NX Screen Replacement: step 6, image 1 of 2 NEC LCD1770NX Screen Replacement: step 6, image 2 of 2
    • Lift the the stand straight up to remove it.

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  7. NEC LCD1770NX Screen Replacement, Monitor Enclosure: step 7, image 1 of 3 NEC LCD1770NX Screen Replacement, Monitor Enclosure: step 7, image 2 of 3 NEC LCD1770NX Screen Replacement, Monitor Enclosure: step 7, image 3 of 3
    • Place the monitor screen face up.

    • Pull the frame off by placing your fingers on the inside of the frame and pulling out and up, the frame should snap off.

    • Continue your way around the screen.

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  8. NEC LCD1770NX Screen Replacement: step 8, image 1 of 3 NEC LCD1770NX Screen Replacement: step 8, image 2 of 3 NEC LCD1770NX Screen Replacement: step 8, image 3 of 3
    • Unscrew the two 7mm screws from the bottom of the button assembly.

    • Do not pull the button assembly out too quickly or with too much force! Damage to the wires can occur.

    • Pull the button assembly out a few inches and unplug the colored cables.

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  9. NEC LCD1770NX Screen Replacement: step 9, image 1 of 2 NEC LCD1770NX Screen Replacement: step 9, image 2 of 2
    • Unscrew the gold colored 7mm Phillips PH000 screw holding the button assembly to the monitor.

    • Remove the button assembly from the monitor.

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  10. NEC LCD1770NX Screen Replacement: step 10, image 1 of 1
    • With the monitor face-down, unscrew the 5 7mm Phillips PH2 screws around the outside of the enclosure.

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  11. NEC LCD1770NX Screen Replacement: step 11, image 1 of 3 NEC LCD1770NX Screen Replacement: step 11, image 2 of 3 NEC LCD1770NX Screen Replacement: step 11, image 3 of 3
    • Unscrew the 2 14.5mm Phillips PH2 screws located on the raised center of the enclosure.

    • Carefully pull the enclosure off the monitor.

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  12. NEC LCD1770NX Screen Replacement: step 12, image 1 of 2 NEC LCD1770NX Screen Replacement: step 12, image 2 of 2
    • Unscrew the 10 5mm Philips PH2 screws holding the metal casing to the monitor.

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  13. NEC LCD1770NX Screen Replacement: step 13, image 1 of 2 NEC LCD1770NX Screen Replacement: step 13, image 2 of 2
    • Pull the the metal casing off of the monitor to reveal the motherboards.

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  14. NEC LCD1770NX Screen Replacement, Screen: step 14, image 1 of 2 NEC LCD1770NX Screen Replacement, Screen: step 14, image 2 of 2
    • Unplug the pink and light blue attachments from the side of the brown board by pulling up on the tabs and gently pulling the cord out.

    • Label where the plugs go.

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  15. NEC LCD1770NX Screen Replacement: step 15, image 1 of 2 NEC LCD1770NX Screen Replacement: step 15, image 2 of 2
    • Unplug the 3 multicolored cables from the blue board by gently wiggling them back and forth while pulling up.

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  16. NEC LCD1770NX Screen Replacement: step 16, image 1 of 2 NEC LCD1770NX Screen Replacement: step 16, image 2 of 2
    • Unscrew the 4 5mm Phillips PH2 screws on the sides of the monitor.

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  17. NEC LCD1770NX Screen Replacement: step 17, image 1 of 3 NEC LCD1770NX Screen Replacement: step 17, image 2 of 3 NEC LCD1770NX Screen Replacement: step 17, image 3 of 3
    • Begin opening the enclosure by slowing pulling up on back panel of the monitor.

    • The enclosure should still be attached by a cable; this cable is held down by tape. Remove this tape.

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  18. NEC LCD1770NX Screen Replacement: step 18, image 1 of 3 NEC LCD1770NX Screen Replacement: step 18, image 2 of 3 NEC LCD1770NX Screen Replacement: step 18, image 3 of 3
    • Unplug the cable from the screen. It is still attached by a fragile black belt.

    • Use a spudger to break the black ceramic belt to free the screen from the rest, allowing it to be replaced.

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Conclusion

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

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John Patterson

Member since: 10/19/13

271 Reputation

2 Guides authored

Team

Cal Poly, Team 11-36, Amido Fall 2013 Member of Cal Poly, Team 11-36, Amido Fall 2013

CPSU-AMIDO-F13S11G36

5 Members

7 Guides authored

1 Guide Comment

Thank you very much for this tutorial. The steps are very specific and detailed. I bought a new NEC LCD1770NX LCD Display Screen online and installed it according to the steps in the article. Finally, the machine worked normally again. Thank you very much.

sean - Reply Share

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