Mate, that board is a write-off. I thought my IIfx had bad battery damage and that had 2 of them! I'm sorry to say but yours takes the biscuit. 8-o

There was no way in hell mine was repairable and this certainly isn't.

P.s. If your curious heres a reference: viewtopic.php?f=4&t=15612&p=148671#p148671