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Dell Latitude E5470 擁有者手冊

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診斷

如果在使用電腦時遇到問題，請在聯絡 Dell 尋求技術協助之前，先執行 ePSA 診斷。執行診斷的目的在於不使用其他設備來測試電腦的硬體，而不會有資料遺失的風險。如果您無法自行修正問題，維修和支援人員可使用診斷結果以協助您解決此問題。

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