昨晩はサスペンド状態で帰宅したのですが、そこからの起動に失敗しました。
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Warning Message
Support Assist detected as high system temperature.
Ensure all cooling vents are clear of obstructions and uncovered when is use.
(Previous Notebook Thermal Failure)
Your system automatically powered off because is became warmer than expected.
This may have been caused by:
o)operating or storing the system in an environment where the ambient temperature is too high,or.
o)obstructing the air flow from the system fan vents.
If this problem recurs, please call Dell Support with error code #M1004.
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しばらく様子見ますが、タイミング見てエアダスターで通気口を掃除します。