Lenovo S650 lollipop 5.0

Install via CWM or TWRP
1. Wipe Data / Factory Reset to Factory
2. Wipe cache partition , mouns and storage
3.Format / cache
4.Format / data
5.Format. The system , go to Advanced
6. Wipe Cache Dalvik, return
7. Install the Android archive lollipop_5.0
8. Reboot the system now