オリジナル投稿者： Dan

テキスト:

Well from your symptoms your power supply has failed.

If you had a [product|IF145-415] you should see the 5volts on the USB ports which is likely not present here. Opening the display you could also test the voltages the 120 AC entering and the power feeds to the logic board and MagSafe cable.

27" Thunderbolt Display Power Supply - 250W, Apple P/N 661-6048

ステータス:

open