mia pou mphka sto forum kai sto e710 tha xorepsw. Xthes syndesa sto laptop ena MA-8220 kalwdio usb mou to anagnwrise san com8 syndethika kanonika.Ekana backup to firmware toy kinhtoy moy kai ola ok.Sthn arxh moy ebgale mhnyma gia ERR_PROTOCOL (doyleya optiflash 3.6.0.6).To problhma lythke bazontas optiflash 3.7.Epeita katebasa to gmat firmware kai everything ok...Good Work.