1. Visit the menu tools -> accounts and either edit an existing wireless account or create a new one
2. Enter the appropriate email name, email address, etc. in the "Info" tab
3. Set the following parameters in the "Servers" tab:
- Incoming Server Type: POP
- Address: mail.earthlink.net
- Outgoing Server: smtpauth.earthlink.net
- Port: 25
- Username: your Earthlink Username
- Password: your Earthlink password
4. Visit the "Settings" tab and apply a checkmark next to "Send authentication required" and
- check also "logon with other name"
- tap on "edit" and as username user your EarthLink full email address, while use the same password as you specified at step 3
Leave all the other values as default.