How to install Kernel with CWM or RZR:1.shutdown the phone
2.hold the keys Vol-Up + Home + Power per 6 seconds
3.select the option "apply update from sdcard" or "install menu"
4.select the file ( xxxxxxxxxxxx-XXX-boot.img.zip )
5.wait the end of process and reboot
6.hold the keys Vol-Up + Home + Power per 6 seconds
7.select the option "mounts and storage" or "wipe menu"
8.format or wipe "/system", "/cache" and "data"
9.select the option "apply update from sdcard" or "install menu"
10.select the file ( Select_you_rom_file.zip ) and install
11.wait the end of process
12.select the option "apply update from sdcard" or "install menu"
13.select the file ( xxxxxxxxxxxx-modules.zip ) and install
14.wait the end of process and reboot