gan mo tny knp ya s4 saya kdang sk heng mcet gk bs disentuh..trus macet / heng dlm wktu gk sbentar ..dpncet tmbol piwer on off jg ga bs..jd smpe cabutt batre tggu adem..psang lg..pncet tmbol on br normsl lg ? mohon pncerahanny ya. thanks:takut
