Epson C823301 User Manual page 6

Once you have decided which fax reception setting you want,
set the DIP switches according to the table below.
This illustration shows the location of the switches; on is up
and off is down.
Manual Reception
Button
Fax reception settings
OFF
OFF
ON
ON
I I
Phone
Line
Automatic reception mode (default)
OFF
ON Selective reception mode (15 second delay)
OFF Selective reception mode (30 second delay)
ON
I
Telephone Serial Interface
ON
OFF
5
Setup