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iMac Intel 21.5" EMC 2308 Power Supply Replacement

有潜在危险

有潜在危险

如果不正确地执行这个步骤,就可能导致受伤。请保持谨慎并注意所有警告。

Use this guide to replace a faulty power supply.

步骤 1 Power Supply  ¶ 

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

步骤 1 Power Supply  ¶ 

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

  • Two 22.2 mm fine-thread T10 Torx

  • One 25 mm coarse-thread T10 Torx

  • One 9 mm coarse-thread T10 Torx

  • 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.

步骤 2  ¶ 

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

步骤 2  ¶ 

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

  • Disconnect the DC-In 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.

步骤 3  ¶ 

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

步骤 3  ¶ 

  • 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.