[Resolved]  Sony Ericsson W910i — getting switched off automatically

W910i — automatic phone off

i have problem on my Sony handset w910i i have problem that phone automatic off . actually i perches this handset from Singapore when i was there i show it on your c.c.s. to there at that time they solve this problem but it comes again on my handset and my phone is in warranty period i hope you will take this complain seriously and solve my handset problem
and please let me know your service center in Sangli (Maharashtra)