crwdns2935425:01crwdne2935425:0
crwdns2931653:01crwdne2931653:0
-
Note where the positive and negative terminals go.
-
Desolder the old CMOS battery from the controller board.
crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0