Accessing Apple Cinema Display M8149 Control Boards

Introduction

This guide will show you how to gain access to the LCD Control Board and the Backlight Control Board on an Apple Cinema Display M8149. The tools required for this section are the spudger and the PH 2 screwdriver.

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Étape 1 Accessing Control Boards

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Accessing Apple Cinema Display M8149 Control Boards, Accessing Control Boards: étape 1, image 2 de 3

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Before starting, make sure the display is UNPLUGGED. Failure to do so can result in shock and serious injury.
Flip the Cinema Display so it is on its face and the feet are pointed away from you.
Using the Hex 2 screwdriver, unscrew the three feet screws (9.52 x 4.43mm).
Remove the back foot from the hinge mount by grabbing the foot and pulling upwards.

Traduire

Mine had hex head screws instead of Phillips head.

Bill Greene - 16 mars 2017 Réponse

Hex 2.0 screws here too!

dietrichbatista - 25 mars 2018 Réponse

Étape 2

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Locate and remove the backplate screws (5.25 x 4.43 mm) using the Hex screwdriver.
Lift the back plate off of the display.
Completely remove the back plate and set it aside.

Traduire

AND: Shall we mention right here, there is a small white connector leading to the display's POWER button that should be disconnected to slide the back plate off.

spudmcat - 21 févr. 2017 Réponse

These screws too were hex head, not PH2, on my display.

Bill Greene - 16 mars 2017 Réponse

Exactly: Hex 2.0 screws

dietrichbatista - 25 mars 2018 Réponse

Étape 3

With the PH 2 screw driver, remove the four rim screws (9.52 x 3.43 mm) located on the outer rim of the metal cover.
Next, unscrew the four cover screws (11.91 x 2.89 mm) using the PH 2 screwdriver.

Traduire

Here and on the next step you’ll m

need a PH 2 screwdriver

dietrichbatista - 25 mars 2018 Réponse

Étape 4

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Unplug the large plug that connects the control board to the rest of the display.
Unplug the blue and gray plug on the right side of the control board.
Unplug the blue and gray plug on the left side of the control board.

Traduire

There are 2 Phillips screws at the center top and center bottom that need to be removed as well. They are parallel to the work surface if the screen is flat. The control board must be lifted slightly to access the screws. There's also a clip holding the disconnected power connector to the mechanisms below.

About This Matt - 7 févr. 2024 Réponse