1- insert memory card 2gb space in phone
2- insert battery and power on it.
3- now Root your phone by clicking on Adb root.
4- select adb backup ,process will start
5-slect folder where you want to keep your files
6- waite for some time ,till all done
Now open spd research tool and follow all steps of pictures bellow and make pac file
Writing pac file by piranhabox
Or you can write this file by free tool also.