Unbricking karbonn A2+ not connecting to pc

i have a karbonn a2+ with mtk6572 By alps not in warranty.I recently had a change of charging jack in it after which on connecting it to pc it just charges the phone not connect the phone to pc.I recently bricked my phone by unknown reason and i did'nt hv the backup too(sorry).hmy phone can be booted into stock recovery mode.An post on a site recommended in a post to backup the data from recovery mode in another karbonn a2+ and then restore it in bricked phone.But this phone is rare so i coun't find it nearby.If u can predict any solution to this please help me as soon as possible...And if you own a karbonn A2+ then please help me by uploading the backup file from recovery mode(if it cn work)……pardon my english nd plzzz help me as soon as possible guys