Your phone is OK; you only have to reflash it with Setool1.11 and this tutorial:http://www.topsony.com/forum/se-tool...html#post63634 Use the latest firmware for your zone:
K800_R8BF003_MAIN_GENERIC_WI_RED52,
K800_R8BF003_FS_EUROPE_2_RED52 and the custom file
HB1-06_Gen_CDA102568_200_R2A_GENERIC_EUROPE_2.