Nothing shows on my Samsung galaxy note on the screen

Hello there

My unit galaxy note1 model shv-e160l Korean version. I decide to change rom due the 80 chracter mssge. I rooted before I change rom. When. I install Rom about 1 in half hour still in progress. In middle nowhere my battery suddenly low bat..so I stuck the rom display only Samsung logo. I try in recovery and hard reset and delete cache and rebote..but my its dead wont turn on...no power no display... I press recovery mode, donwload mode change battery, remove battery its nothing happen deeply sleep...its blank

Anybody have some idea... Please help give some tips,,

Thanks ahead