lava n350 problem

Hello everybody

I have a lava n350 mobile with this spesifications
model number N350
Android Version 2.3.6
baseband version MAUI.11AMD.W11.50.SP.V21, 2012/08/06
Kernel version 2.6.35.7
rlk.buildersrv1@rlk-buildsrv1-desktop#1
build number LAVA_N350_S017_20121009
Custom build version 1351078377

When it starts i can not use keypad or i must press many times the keys
what can i do?

can i another rom?
can i use Cyanogen?


thank you for all

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