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Apple LED Cinema Display 27" LED Panel Replacement

Introduzione

Identifying Features

The Apple LED Cinema Display (27-inch) 2010 has a built in liquid crystal display with LED backlight that includes an iSight Camera with microphone and 2.1mm speaker system. It can support resolution up to 2560 x 1440 pixels. The all-in-one cable creates a station for portable computers, which also includes a universal MagSafe up to 85W, Mini Display port with audio support, and three self-powered USB 2.0 ports.

System Requirements

The LED Cinema Display (27-inch) works with Mac computers running Mac OS X 10.6.4 up to Mac OS 11.2 that have a Mini DisplayPort connector.

About this Guide

In this guide we will performing an LED panel replacement for the Apple Cinema Display (27-inch) in order to show the user on how to change the LED panel can be accomplished.

This guide is useful in cases of the LED panel malfunctioning; a few examples would be distorted video output or no video output from the panel, dead pixels, and/or physical damage.

Cosa ti serve

  1. Apple LED Cinema Display 27" LED Panel Replacement, LED panel: passo 1, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement, LED panel: passo 1, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement, LED panel: passo 1, immagine 3 di 3

    • Before beginning any work on your Mac: Unplug the computer and wait for 2 minutes in order for the power supply's capacitors to discharge.

    • Be very careful not to touch the capacitor leads or any exposed solder joints on the back of the power supply.

    • The all-in-one cable located underneath the power cable can NOT get disconnected from the rest of the enclosure.

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  2. Apple LED Cinema Display 27" LED Panel Replacement: passo 2, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 2, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 2, immagine 3 di 3

    • Glass panel can be removed in various ways:

    • Lay the unit on its back and press clean suction cups in opposite corners on the glass panel, or...

    • Lay the unit on its back and press clean suction cups on top.

    • Lift the glass panel up and off.

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  3. Apple LED Cinema Display 27" LED Panel Replacement: passo 3, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 3, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 3, immagine 3 di 3

    • First Steps Remove the glass panel as shown on step 2.

    • Upon disassembly, handle the LED panel only from the metal railings on either side and avoid touching the panel as much as possible.

    • Do not press on the front surface of the LED panel when handling, as this could cause the pixels from the panel to malfunction and/or stop working.

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  4. Apple LED Cinema Display 27" LED Panel Replacement: passo 4, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 4, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 4, immagine 3 di 3

    • Remove the twelve, 10 mm Torx T10 screws around the border of the display frame.

    • Be sure not to overtighten the LED screws during reassembly, as it could cause light leakage after the unit is reassembled.

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  6. Apple LED Cinema Display 27" LED Panel Replacement: passo 5, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 5, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 5, immagine 3 di 3

    • Use the black tabs to raise the bottom edge of the LCD a few inches to access the cables inside.

    • Tilt the display up no more than 4 inches (10 cm). Pulling the display too far could damage the cables or connectors.

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  7. Apple LED Cinema Display 27" LED Panel Replacement: passo 6, immagine 1 di 2 Apple LED Cinema Display 27" LED Panel Replacement: passo 6, immagine 2 di 2

    • Avoid coming in close contact or touching any components of the Power Supply.

    • Looking into the gap under the LCD, disconnect four (4) cables:

    • DisplayPort

    • Function

    • Ground pin

    • LED backlight driver

    • Verify that all cables are firmly seated into connectors during reassembly. An insecure cable connection can cause image flicker.

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  8. Apple LED Cinema Display 27" LED Panel Replacement: passo 7, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 7, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 7, immagine 3 di 3

    • Peel back the mylar and foil tape on the DisplayPort cable on the back of the LED panel.

    • Squeeze the sides of connector and pull it out.

    • Make sure the 24 pin cable is correctly aligned with the LED panel upon reassembly.

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  9. Apple LED Cinema Display 27" LED Panel Replacement: passo 8, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 8, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 8, immagine 3 di 3

    • Squeeze the sides of the function cable connector on the top left edge of the logic board and pull it straight out.

    • Make sure to align the function cable correctly with the logic board during reassembly.

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  10. Apple LED Cinema Display 27" LED Panel Replacement: passo 9, immagine 1 di 2 Apple LED Cinema Display 27" LED Panel Replacement: passo 9, immagine 2 di 2

    • Close-up of the ground cable at top left of logic board. Remove the 10 mm Torx T10 screw from top left corner of logic board.

    • Disconnect the ground cable.

    • Avoid touching the double pins on the top left corner of the logic board with a screwdriver.

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  11. Apple LED Cinema Display 27" LED Panel Replacement: passo 10, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 10, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 10, immagine 3 di 3

    • Pinch the LED backlight driver cable on the underside of the center right edge of the logic board and pull straight out.

    • Avoid putting force on the logic board to bend as deformation of a logic board can cause issues.

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  12. Apple LED Cinema Display 27" LED Panel Replacement: passo 11, immagine 1 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 11, immagine 2 di 3 Apple LED Cinema Display 27" LED Panel Replacement: passo 11, immagine 3 di 3

    • Handle the LCD panel by the edges and lift it upwards until it separates from the rest of the enclosure.

    • This guide can be followed in reserve in order to perform an installation and reassembly of the LED panel to the rest of the enclosure.

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Conclusione

In order to put everything back to its original place, we will need the new LCD panel and to follow the above steps in reverse.

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Iason Kotakis

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York University, Team S1-G15, O'Regan Winter 2021 Membro di York University, Team S1-G15, O'Regan Winter 2021

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