This Guide is for A780/E680i
[[LinLoader]] is needed to run this.
Create a shellscript with the following content:

#! /bin/sh
tar -cf /mmc/mmca1/ezxlocal.tar /ezxlocal
tar -cf /mmc/mmca1/email.tar /diska/.system/email
tar -cf /mmc/mmca1/mms.tar /diska/.system/mms
tar -cf /mmc/mmca1/home.tar /home
tar -cf /mmc/mmca1/PlugCardDB.tar /mmc/mmca1/.system/java/PlugCardDB


and save it as backup.lin on your phone.

MyImages, MyAudio, MyNotes... can easily copied from your phone.