Selected model: S3570
Selected port:
Selected port speed: 921600
Reconnect battery and connect phone to USB cable
Phone detected
Opening device... OK
Checking device descriptions... OK
Device description: 04CC 0409
Checking config descriptor... OK
Reading OTP register... OK
OTP register: 473E8100
Reading product ID... OK
Product ID: 00048D8818DA7320
Reading SCROM version... OK
SCROM version: 0x31
Chipset version: 0x48
Sending loader... OK
Start loader... OK
Waiting phone... OK
Opening device... OK
Checking device descriptions... OK
Device description: 04CC 0409
Checking config descriptor... OK
Reading loader version... OK
Loader version: 7.5.16
Init Flash... OK
Loading flash info... OK
Configure Flash... OK
Erase memory for external loader... OK
Sending external loader... OK
Start external loader... OK
Waiting phone... OK
Opening device... OK
Checking device descriptions... OK
Device description: 04CC 0409
Checking config descriptor... OK
Reading loader version... OK
Loader version: 7.5.16
Init Flash... OK
Load flash info... error
Done with Samsung Tool v.15.3

speed :200-400-600 select some problem error why help