N910S error in system file at 60 % .

N910S error in system file at 60 % .i try latest files and old files but same condition and same error.

Operation: Flash
Selected model: SM-N910S
Software version: 33.5

File analysis... OK
Total file size: 0xC3EA0B70 (3134 Mb)
Searching USB Flash interface... COM55 detected
Setup connection... OK
Reading PIT from phone... OK
Sending sboot.bin... OK
Sending boot.img... OK
Sending recovery.img... OK
Sending system.img... error timeout

Done with Samsung Tool PRO v.33.5