K750i Firmware

[nelarozi]

I need some help, about 2 year ago i had my K750i unlocked. Today I Runned
Setool2lite and this came out:
ChipID:8040,EMP protocol:0301

OBSOLETE EROM,FORCING COLOR -> RED
OBSOLETE EROM,FORCING CID -> 49

PHONE IS RED RETAIL PRODUCT
FLASH CID detected:49
Speed:921600
Flash ID check:200D
Flash props sent ok
OTP LOCKED:1 CID:36 PAF:1 IMEI:35655---------- CERT:RED
FLASH CID:36 COLOR:BROWN

Model:K750i
Brand:Generic Trade
MAPP CXC article: R1AA008 prgCXC125952_EU_1_CL
MAPP CXC version: R1AA008
Language Package:EMEA_2
CDA article: CDA102337/2
CDA version: R2A
Default article: cxc125953
Default version: R1AA008

Operator: 293-40

USERCODE:0000

Elapsed:1 secs.

Now can anybody tell me what i need to update my firmware to R1CA021.
I tried to run SonyEricsson Update Service but it says that my mobile is up to date!

Please help!