Canon LBP7660Cdn Manual page 328

4
Specify the settings for the e-mail print function.
If you want to use the POP3 protocol
[POP3 Server
Name]
[POP3 User Name]
[Set/Change
Password]
[Password]
Specifies the name or sets the IP address of the server which receives e-mails.
Specifies the name of the user which receives e-mails.
You can enter up to 32 alphanumeric characters.
Specifies the password for the name of the user which receives e-mails.
Select the check box when setting/changing the password.