Just a few things to try go to Options>Advanced Options>TCP and make sure you have the correct settings which are located here:
Also try Options>Advanced Options>Host Routing Table>hit menu and select "register now"
Then take out your battery and wait 30 seconds then reinsert(hard reset).
Have you tried sending your Service books?
Click this link then go to "BIS email login" on the right:
After you login hit service books then send all
does your normal browser work? not opera mini.