white screen EVO 4G topic

I have problem with the white screen HTC EVO 4G its stuck it doesnt start the phone

info about phone

***UNLOCKED***
SUPERSONIC EVT2-3 SHIP S-ON
HBOOT-2-18.0001
MICROP-041f
TOUCH PANEL-ATMEL224_16ab
RADIO-2.15.00.12.19
DEC 21 2011, 12:50:32

Also installed RA-supersonic-v4.3-smelkusMOD
I tried lots of things and i think its bricked but you guys have some ideas that maybe i didnt tried.
Thanks in advance for any help!!!