Epson C2600/2600 Owner's Manual page 306

6. Reattach the cover to the back side of the printer and secure
it with the four screws.
7. Reconnect the interface cable and power cord and turn the
printer on.
To confirm that the option is installed correctly, print a Status
Sheet. See "Printing a Status Sheet" on page 370.
Note for Windows users:
If EPSON Status Monitor 3 is not installed, you have to make settings
manually in the printer driver. See "Making Optional Settings" on page
98.
Note for Macintosh users:
When you have attached or removed printer options, you need to delete
the printer using Print Setup Utility (for Mac OS X 10.3), Print
Center (for Mac OS X 10.2 or below), or Chooser (for Mac OS 9),
and then re-register the printer.
306
Installing Options