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iMac Intel 21.5" EMC 2544 显示器更换
iMac Intel 21.5" Retina 4K Display Lower Support Bracket Replacement
iMac Intel 21.5" EMC 2544 Right Speaker Replacement
iMac Intel 21.5" EMC 2544 Hard Drive Brackets Replacement
iMac Intel 21.5" EMC 2544 Power Supply Replacement
iMac Intel 21.5" EMC 2544 Fan Replacement
iMac Intel 21.5" EMC 2544 Hard Drive Replacement
iMac Intel 21.5" EMC 2544 Hard Drive Tray Replacement
iMac Intel 21.5" EMC 2544 Logic Board Assembly Replacement
iMac Intel 21.5" EMC 2544 RAM Replacement
iMac Intel 21.5" EMC 2544 Heat Sink Assembly Replacement
iMac Intel 21.5" EMC 2544 AirPort/Bluetooth Card Replacement
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在重新组装主板时，请注意 I/O 接口的位置。将电路板装回机箱后，将 USB 或 Thunderbolt 排线插入其中一个接口，使其完全对齐。
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