Accessing Apple Cinema Display M8149 Control Boards

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Accessing Apple Cinema Display M8149 Control Boards

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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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Phillips #2 Screwdriver

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Stap 1 Accessing Control Boards

Before starting, make sure the display is UNPLUGGED. Failure to do so can result in shock and serious injury.

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 PH 2 screw driver, 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.

Bewerken

Mine had hex head screws instead of Phillips head.

Bill Greene - 16-03-17 Antwoord

Hex 2.0 screws here too!

dietrichbatista - 25-03-18 Antwoord

Stap 2

Locate and remove the back plate screws (5.25 x 4.43 mm) using the PH 2 screw driver.

Locate and remove the back plate screws (5.25 x 4.43 mm) using the PH 2 screw driver.
Lift the back plate off of the display.
Completely remove the back plate and set it aside.

Bewerken

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 - 21-02-17 Antwoord

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

Bill Greene - 16-03-17 Antwoord

Exactly: Hex 2.0 screws

dietrichbatista - 25-03-18 Antwoord

Stap 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.

Bewerken

Here and on the next step you’ll m

need a PH 2 screwdriver

dietrichbatista - 25-03-18 Antwoord

Stap 4

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.