Google synchronization is required for many features on the handset, including Gmail, Android Market, and many other applications.
To add a Google account to the phone, tap the Menu key.
Tap Accounts & sync.
Tap Add account.
If you do not have a Google account, tap Create.
To sign in with an existing Google account, tap Sign in.
Enter a Gmail address as the Username.
Enter the account password and tap Sign in.
Read the information message and tap Finish setup.
To change the synchronization options, tap on the Google account.
Tap to check or uncheck the sync settings as desired.
Once finished, tap the Home key to exit.
The Google account is now set up.