SE z520a no responde al flasheo

[quiquenuevo]

hola amigos de topsony necesito de su ayuda mi sony ericsson z520 no responde al flasheo
lo hice con farmanager, xs++, setool todas las versiones, dflash y nada a continuación les
dejo lo que me dice el programa xs++

| Hold 'C' button on phone and connect phone NOW.


23:03:13| You have 30 seconds...


23:03:13| 


23:03:18| Baseband ID: 8040


23:03:18| Protocol Version: 3.1


23:03:18| 


23:03:18| Sending db2010_cid00_prodid_p3l.bin...


23:03:18| Applet ID: 061113 1250 ALUCXC125872_COMPACTPRODUCTION_ID_LOADER P3L


23:03:18| This is a PRODUCTION_ID loader


23:03:18| Activating GDFS...


23:03:18| Warning: IMEI name does not match GDFS name (IMEI:Z520 GDFS:????)


23:03:18| ...using IMEI name


23:03:18| 


23:03:18| Sending db2010_cid36red_flash_r2ab.bin...


23:03:19| Applet ID: 050425 0904 MATCXC1326738_COMPACTFLASHLOADER R2AB


23:03:19| This is a FLASH loader


23:03:19| 


23:03:19| Profiling SEMC phone...


23:03:19| Platform: DB2010


23:03:19| OTP CID: 36


23:03:19| EROM CID: 36


23:03:19| EROM Color: Red


23:03:19| IMEI: 35719700xxxxxx


23:03:19| Phone ID: Z520


23:03:19| Region: ›_v*A


23:03:19| CDA: ›_¢*A ›_¢*A


23:03:19| Firmware Version: ›^‰


23:03:19| EROM: n/a


23:03:19| Ready for operation!


23:03:31| Bypassing RSA...


23:03:31| 


23:03:31| Sending db2010_cid00_prodid_r2f.bin...


23:03:31| Applet ID: 050404 1011 LLECXC125872_COMPACTPRODUCTION_ID_LOADER R2F


23:03:31| This is a PRODUCTION_ID loader


23:03:31| 


23:03:31| Sending db2010_cid00_cert_r2e.bin...


23:03:31| Applet ID: 040319 0923 LLECXC1326739_COMPACTCERTLOADER R2E


23:03:31| This is a CERTIFICATE loader


23:03:31| RSA security disabled!


23:03:31| 


23:03:31| Sending db2010_cid00_hack_cs_v23.bin...


23:03:33| Applet ID: 060118 0312 EMPCXC1327364_COMPACT_SEMC_CS_LOADER


23:03:33| This is a CHIPSELECT loader


23:03:33| Activating loader...


23:03:33| Activating GDFS...

si alguien me podría ayudar a solucionar el problema se los agradeceria desde ya
muchas gracias a todos....