crwdns2934241:0crwdne2934241:0 Jim CellularRepairCenter

crwdns2934249:0crwdne2934249:0:

It's probably the mic itself.  The mic is very close to the charging port so it's possible that you damaged it when you replaced the charging port.  Just replace the mic and you'll be good.

crwdns2915684:0crwdne2915684:0:

open