Ok, salved. Sorry for making problems, it really was battery problem...

I give successful log:

Code:
Welcome to SEtool2 ( LITE edition ) v 1.11
supported DB2010/DB2012 CID49/50/51/52, DB2020 CID49/51/52
Loaded 51 flash descriptors
 
if you like LITE edition - please visit www.setool.net and buy FULL.
 
ChipID:9900,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
OTP LOCKED:1 CID:51 PAF:1 IMEI:35731501356067 CERT:RED
FLASH CID:52 COLOR:RED
LDR:061201 1314 HANCXC1329129_DB2020_FLASHLOADER_R2A005
Flash ID check:897E
Flash props sent ok
 
CID52 BYPASS PROCEDURE STARTED
Processing part1...
CSloader version:
070410 1557 HANCXC1250562_DB2020_CSLOADER_R3A009
Processing part2...
Processing part3....
OTP LOCKED:1 CID:51 PAF:1 IMEI:35731501356067 CERT:RED
FLASH CID:52 COLOR:RED
LDR:061201 1314 HANCXC1329129_DB2020_FLASHLOADER_R2A005
Flash ID check:897E
Flash props sent ok
 
REMOVE CABLE FROM PHONE
REMOVE BATTERY FROM PHONE, THEN INSERT IT BACK
THEN PRESS "READY"
 
HOLD "C" BUTTON AND ATTACH PHONE
 
CID52 BYPASS PROCEDURE FINISHED
 
ChipID:9900,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
Trying to launch embedded bootloader...
INT LDR:DB2020_PRELOADER_FOR_SETOOL2
LDR:DB2020 LOADER FOR SETOOL2
Flash ID check:897E
Flash props sent ok
writing C:\SE\K800_R8BF003_MAIN_GENERIC_WI_RED52.mbn
CURRENT FLASH FILE CID:52
SSW uses complete hash, hash len is:9200
Will flash 460 blocks...
SSW loading returns:0
writing C:\SE\K800_R8BF003_FS_CENT_EUROPE_RED52.fbn
CURRENT FLASH FILE CID:52
SSW uses complete hash, hash len is:4580
Will flash 229 blocks...
SSW loading returns:0
Going to execute VKP script....
Starting to process VKP patch script: C:\SE\Remove_SIM_lock_K800_R8BF003_GENERIC.vkp
VKP script loaded OK. Lines: 6
Patch structure created OK. Determining blocks to read...
New block #0000 added: $44740000
Blocks selected OK. Reading blocks: 1
Blocks readed to memory OK. Checking contents...
Blocks patched OK. Start writing...
Block 0 written
VKP script executed OK
Elapsed:815 secs.
Thank you all!