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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.

Tools

Parts

No parts specified.

  1. Before starting, make sure the display is unplugged. Place the Cinema Display so that it is lying on its face and the feet are pointed away from you. Remove the three screws (9.52 x 4.43mm) that connect the back foot to the hinge using the Hex Key.
    • Before starting, make sure the display is unplugged.

    • Place the Cinema Display so that it is lying on its face and the feet are pointed away from you.

    • Remove the three screws (9.52 x 4.43mm) that connect the back foot to the hinge using the Hex Key.

    • Remove the back foot from the hinge mount by grabbing the foot and pulling upwards.

  2. Remove the eighteen  (5.25 x 4.43 mm) screws around the edge of the backplate using the Hex key. Disconnect the small white connector leading to the display's Power button. Gently lift the backplate off of the display. Completely remove the backplate and set it aside.
    • Remove the eighteen (5.25 x 4.43 mm) screws around the edge of the backplate using the Hex key.

    • Disconnect the small white connector leading to the display's Power button.

    • Gently lift the backplate off of the display. Completely remove the backplate and set it aside.

  3. Use a Phillips #2 screwdriver to remove the four (9.52 x 3.43 mm) screws on the outer rim of the metal cover. Next, remove the four cover (11.91 x 2.89 mm) screws  located at the corners of the metal cover using the Phillips #2 screwdriver.
    • Use a Phillips #2 screwdriver to remove the four (9.52 x 3.43 mm) screws on the outer rim of the metal cover.

    • Next, remove the four cover (11.91 x 2.89 mm) screws located at the corners of the metal cover using the Phillips #2 screwdriver.

  4. Unplug the large brown plug in the center-right,  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. Repeat with the left side. Unplug the blue and gray plug on the right side of the control board. Repeat with the left side.
    • Unplug the large brown plug in the center-right, 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. Repeat with the left side.

  5. Gently lift the large metal cover which spans across the back of the whole display. Gently lift the large metal cover which spans across the back of the whole display.
    • Gently lift the large metal cover which spans across the back of the whole display.

Conclusion

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

3 other people completed this guide.

Brett Murphy

Member since: 2011년 04월 01일

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3 Guides authored

Team

Cal Poly, Team 10-41, Forte Spring 2011 Member of Cal Poly, Team 10-41, Forte Spring 2011

CPSU-FORTE-S11S10G41

5 Members

12 Guides authored

One Comment

thank you for this guide. my 22" adc didn't want to start up. after following this guide, it now works with my G4. thank you

thereddrag0n - 답글

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