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iMac Intel 21.5" EMC 2428 Power Supply Replacement

Потенциальная опасность

Потенциальная опасность

При несоблюдении этих указаний техники безопасности, может возникнуть травма. Будьте внимательны и следуйте всем указаниям.

Replace the power supply in your iMac Intel 21.5" EMC 2428.

  • Автор: Walter Galan
  • Сложность: Средняя

Use this guide to replace a faulty power supply.

Разделы
Инструменты
Связанные запчасти

Шаг 1 Power Supply  ¶ 

The next few steps bring your hands close to the exposed face of the power supply. To avoid a high voltage shock from the many large capacitors attached to the board, do not touch the face of the power supply.

Шаг 1 Power Supply  ¶ 

  • The next few steps bring your hands close to the exposed face of the power supply. To avoid a high voltage shock from the many large capacitors attached to the board, do not touch the face of the power supply.

  • Remove the following four screws securing the power supply to the outer case:

  • One 9.3 mm T10 coarse-threaded screw

  • One 25 mm T10 coarse-threaded screw

  • Two 22 mm T10 fine-threaded screws

Шаг 2  ¶ 

Pull the upper right and lower left corners of the power supply away from the rear case to dislodge the mounting posts attached to the power supply's corners.

Шаг 2  ¶ 

  • Pull the upper right and lower left corners of the power supply away from the rear case to dislodge the mounting posts attached to the power supply's corners.

Шаг 3  ¶ 

Carefully lift the power supply out of the outer case and rotate it to expose the cable lock as shown, minding the DC-Out and AC-In cables still attaching it to the iMac. Disconnect the DC-Out cable by depressing the locking mechanism on the connector while you pull the connector away from its socket on the power supply.

Шаг 3  ¶ 

  • Carefully lift the power supply out of the outer case and rotate it to expose the cable lock as shown, minding the DC-Out and AC-In cables still attaching it to the iMac.

  • Disconnect the DC-Out cable by depressing the locking mechanism on the connector while you pull the connector away from its socket on the power supply.

  • Once the locking mechanism has cleared the socket, pull the DC-In connector away from the power supply.

Шаг 4  ¶ 

Disconnect the AC-In cable by depressing the locking mechanism while pulling the connector away from its socket.

Шаг 4  ¶ 

  • Disconnect the AC-In cable by depressing the locking mechanism while pulling the connector away from its socket.

  • Remove the power supply from the outer case.