Nec Lcd1770Nx Screen Replacement Repair Guide

Difficulty

Moderate

Steps

Time Required

                          1 hour

Sections

Stand
6 steps
Monitor Enclosure
7 steps
Screen
5 steps

Flags

BackNEC MultiSync LCD1770NX
Full Screen
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Introduction

What you need

Step 1

              Stand

Place the monitor face down on a clean, flat surface.

Place the monitor face down on a clean, flat surface.

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Step 2

Firmly remove the back panel of the stand by pulling it up and away from the monitor.

Firmly remove the back panel of the stand by pulling it up and away from the monitor.

Step 3

Unscrew the two 6mm Phillips PH2 screws to detach the stand enclosure from the stand.

Unscrew the two 6mm Phillips PH2 screws to detach the stand enclosure from the stand.

Step 4

Firmly grasp the stand enclosure with your hand and slide it to base of stand.

Firmly grasp the stand enclosure with your hand and slide it to base of stand.

Step 5

Unscrew the two 14.5mm Phillips PH2 screws holding the stand to the monitor.

Unscrew the two 14.5mm Phillips PH2 screws holding the stand to the monitor.

Step 6

Lift the the stand straight up to remove it.

Lift the the stand straight up to remove it.

Step 7

              Monitor Enclosure

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.

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.

Step 8

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.

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.

Step 9

Unscrew the gold colored 7mm Phillips PH000 screw holding the button assembly to the monitor.
Remove the button assembly from the monitor.

Unscrew the gold colored 7mm Phillips PH000 screw holding the button assembly to the monitor.

Remove the button assembly from the monitor.

Step 10

With the monitor face-down, unscrew the 5 7mm Phillips PH2 screws around the outside of the enclosure.

With the monitor face-down, unscrew the 5 7mm Phillips PH2 screws around the outside of the enclosure.

Step 11

Unscrew the 2 14.5mm Phillips PH2 screws located on the raised center of the enclosure.
Carefully pull the enclosure off the monitor.

Unscrew the 2 14.5mm Phillips PH2 screws located on the raised center of the enclosure.

Carefully pull the enclosure off the monitor.

Step 12

Unscrew the 10 5mm Philips PH2 screws holding the metal casing to the monitor.

Unscrew the 10 5mm Philips PH2 screws holding the metal casing to the monitor.

Step 13

Pull the the metal casing off of the monitor to reveal the motherboards.

Pull the the metal casing off of the monitor to reveal the motherboards.

Step 14

              Screen

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.

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.

Step 15

Unplug the 3 multicolored cables from the blue board by gently wiggling them back and forth while pulling up.

Unplug the 3 multicolored cables from the blue board by gently wiggling them back and forth while pulling up.

Step 16

Unscrew the 4 5mm Phillips PH2 screws on the sides of the monitor.

Unscrew the 4 5mm Phillips PH2 screws on the sides of the monitor.

Step 17

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.

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.

Step 18

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.

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.

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

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Author

                                      with 5 other contributors

                    John Patterson

Member since: 10/19/2013

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Team

                       Cal Poly, Team 11-36, Amido Fall 2013                        

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



                    CPSU-AMIDO-F13S11G36                     


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                                            7 Guides authored

sean - Oct 16, 2020

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.

Introduction#

What you need#

Team#

Introduction

What you need

Team