電源 でんげん切断 せつだん状態 じょうたいじゃありませんでした
dengensetsudanjōtaijārimasendeshita

Noun
Desu Copula

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

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

Past/Perfective
Negative
Polite
Terminal Form
Computing