Micromaxq5 mobile internet problem to pc

Hello,
iam user of your micromaxq5 mobile. i want connect internet to pc through mobile
iam installed pcsuite also, and in that pc suite, i have inserted docomo right internet settings in dial up connection. and when i joint the cable and select comp1 option then atomatically install modem also. but when i clik on dial then show me error not establish connection
then please guide me