電源 でんげん切断 せつだん状態 じょうたいではありませんでした
dengensetsudanjōtaidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 電源切断状態

1. Was not in the off state.; Was not powered off.; Was not in the power-off state.

Past/Perfective
Negative
Polite
Formal Register
Computing