I do not mean to make a general response, but have you tried calling Lenovo's tech support line? Here is their Mumbai contact information.


#1011-12, Solitaire Corporate Park,
Building No.10,1st Floor,Andheri Ghatkopar Link Road,
Chakala, Andheri (East),
Mumbai-400093
Phone No. : 022- 30847000/100


I hope this helps. Happy