Samsung SCX-6545N - Manual (Page 33)

Getting Started_ 32
9 OK Saves and closes input result.
10
Cancel Cancels and closes input result.
If you enter the email address, then the keyboard for email pops up.
After you enter the address, press OK to activate entered address.
Press the arrow key on the side for rotating between From, To, Cc,
Bcc, Subject, Message in order.