crwdns2933897:0crwdne2933897:0

After battery replacement it wasn't turn on

Hi, I replaced my ipod shuffle 2 generation battery very carefully and reassembled it again. But it was working. Please guide me.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0