plz can any 1 post any m600 firmware as mine got dead today....i just want the update service version.....or atleast give me the link.....plz help..

What do you mean by 'firmware got dead'? Is the phone not switching on?
Here is the link for the Update Service.
http://www.sonyericsson.com/spg.jsp?cc=in&lc=en&ver=4000&template=ps7_1&zone=ps&fid=21839&numItems=1000&esi=trueThe update service will not wok if you are unable to switch it on. In this case you have to take it to a authorized service center. They will be able to repair it.