Asha 308 problem

i have nokia asha 308 rm-838 flashed with wrong flash rm-843 v 8.22 now it give contact Service

itry to downgrade with best bb5 dongel rm-838 v8.13 but fail it restart .

i try with cyclone box to downgrade but fail .

any way to erase flash ?

is it have fbus pinout ?

* ihave backup







sorry for my bad english



B.R

via Welcome to gsm-tips http://forum.gsmhosting.com/vbb/f609/asha-308-problem-1748747/