How do I hard unbrick my S3 gt19300?

[AC Question]

how to hard unbrick s3 gt19300.

hi
i hav a problem with my samsung s3 gt-19300 its not wokring.. i tried to on it
but i am unable to make it run..
is it hard brick...???
if it is hard brick how can i unbrick it...
plzz can someone help me...
THANKS

 

[srkmagnus]

Re: how to hard unbrick s3 gt19300.

Welcome to Android Central!

Do you get any indication that the device wants to turn on? LED indicators, Samsung logos showing, etc.? Also, have you tried replacing the battery?

 

[saj1dd]

Re: how to hard unbrick s3 gt19300.

hi dear
thanks for ur reply
actually i conected it with computer then suddenly an error occure then i reboot it, then it was unable to on
there is no light indicator no log .. i tried to replace the batttery many times but its not working..
and i updated my phone 4.3 touch whiz to CyanogenMod 4.4 version...
it was working smothly...