@Wiillin08 y @ADDIER he probado lo que ambos me proponen y sigo sin poder levantar el móvil.

SIGNED MODE (USING SERVER).
Open COM port OK
ChipID000,EMP protocol:0301

PHONE IS RED RETAIL PRODUCT
FLASH CID detected:53
Speed:921600
OTP LOCKED:1 CID:52 PAF:1 IMEI:35270402423535 CERT:RED
LDR:071213 1552 PERCXC1720441_R2A022_PNX5230_FLASHLOADER
Flash ID check:897E
Flash props sent ok
writing C:\Documents and Settings\hernan\Mis documentos\R10CA001_APP_SW_1201_4421_GENERIC_LE_RE D_CID53_PNX5230.software
CURRENT FLASH FILE CID:53
SSW uses complete hash, hash len is:9600
HDR block stalled --Siempre se me queda en este paso
Elapsed: 64 secs.