a Xtephan: te refieres a que el error que setool me da de que el custom esta malo es debido al orden en que lo flashee??
luego de colocar el main y fs este el log al colocar el custom:

ChipID:8040,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:49
Speed:921600
OTP LOCKED:1 CID:49 PAF:1 IMEI:--------------CERT:RED
PATCH:061204 1529 HAN_DB2010_MEM_PATCHER_R2A007_CXC9876543210 0
LDR:060718 0842 LIE_DB2010_FLASHLOADER_R2A003_CXC1326738
Flash ID check:897E
Flash props sent ok

DETACH CABLE FROM PHONE.
REMOVE BATTERY FROM PHONE, THEN INSERT IT BACK
THEN PRESS "READY"

ChipID:8040,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:49
Speed:921600
Trying to launch embedded bootloader...
Embedded flashloader:
COMPACT_ID_LOADER_CRIPPLED_SETOOL2_R2
Flash ID check:897E
Flash props sent ok
FOUND: R4HA014_CXC1250719_GENERIC_ME
Restore from:R4HA014_CXC1250719_GENERIC_ME
CSloader version:
SETOOL2 LITE COMPACT_SEMC_FS_LOADER (FAT V26)
loader startup: executed
loader filesystem startup: executed
loader GDFS startup: executed
Flashing upgrade archive:C:\Documents and Settings\Administrador\Escritorio\conversion W200\Melinda_Generic_CDA102737_16_R1A_GENERIC_AMER ICA_2.zip
bad file, will not flash it.
Elapsed:91 secs.

Y al colocar el custom del area de descargas segun la operadora de mi pais:
welcome to setool2 lite edition v 1.08
supported DB2010/DB2012 CID49/50/51/52, DB2020 CID49/51/52
Loaded 51 flash descriptors
FILE RECOGNIZED AS CUSTOMIZATION PACKAGE.
PACKAGE CONTAINS SIMLOCKS ! USE WITH CARE !
CDA:CDA102738/309
MODEL:W200a
VARIANT:AMERICA_2
LANGUAGE: EN
LANGUAGE: PB
LANGUAGE: XL
ChipID:8040,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:49
Speed:921600
OTP LOCKED:1 CID:49 PAF:1 IMEI:---------------- CERT:RED
PATCH:061204 1529 HAN_DB2010_MEM_PATCHER_R2A007_CXC9876543210 0
LDR:060718 0842 LIE_DB2010_FLASHLOADER_R2A003_CXC1326738
Flash ID check:897E
Flash props sent ok

DETACH CABLE FROM PHONE.
REMOVE BATTERY FROM PHONE, THEN INSERT IT BACK
THEN PRESS "READY"

ChipID:8040,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:49
Speed:921600
Trying to launch embedded bootloader...
Embedded flashloader:
COMPACT_ID_LOADER_CRIPPLED_SETOOL2_R2
Flash ID check:897E
Flash props sent ok
FOUND: R4HA014_CXC1250719_GENERIC_ME
Restore from:R4HA014_CXC1250719_GENERIC_ME
CSloader version:
SETOOL2 LITE COMPACT_SEMC_FS_LOADER (FAT V26)
loader startup: executed
loader filesystem startup: executed
loader GDFS startup: executed
Writing package...
Directory: tpa/preset/custom/
CONTENT_DOWNLOAD_HOOK.itm (2048)
Customize.xml (9895)
FM_PICTURES_HOOK_3.itm (10240)
FM_SOUNDS_HOOK_3.itm (10240)
FM_THEMES_HOOK_3.itm (10240)
FM_VIDEOS_HOOK_3.itm (10240)
GAMES_HOOK_3.itm (10240)
Picture_Movistar_1372.2.gif (69808)
Picture_Movistar_1373.2.gif (69471)
Picture_Movistar_1374.2.gif (99867)
SETT_RINGTONE_HOOK_3.itm (10240)
Phone detached
Elapsed:82 secs.

luego de eso el celular funciono convertido normalmante.

Para reynico prueba instalando en otro puerto usb yo uso los drivers flash de area de descarga no he probado los drives que vienen con el setool.