電源 でんげん投入 とうにゅう パスワードであれば
dengentōnyūji pasuwādodeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 電源投入時パスワード

1. If the power is on and a password exists; If a password is set when the power is on.

Ba Conditional
Computing