Based on the latest Official Sony ICS 4.1.B.0.587
after installing to my xperia mini phone
Installation instructions
1.Copy the zip file to your SD card
2.Reboot your device in CWM
3.Choose install zip from sd card
4.Make a full data wipe-factory reset
5.Wipe cache and Dalvik cache
6.Wait for installation to finish, reboot and follow the sony setup wizard through the rest of the setup process.
7.Reboot again and enjoy!
Real ICS Lite r4 - 2012-09-04 - Change log
More smooth scroll;
XSInfinitySound v1.1;
New analog clock widget;
Fixed Settings bug;
New launcher transition animation;
Modded lockscreen;
New icons;
Google Play Store 3.8.17 Blue Black Edition;
CPU Control in Settings;
New default sounds;
Stereo Video recording;
V6 SuperCharger.
Recomended Kernel (Optional)
KRsH Kernel ICS (recommended)
Download
Real ICS Lite r4 download link