Epson AcuLaser C4000 Reference Manual page 250

9. Fasten the circuit board tray with the two screws.
10. Reconnect all the interface cables and the power cord.
11. Plug the printer's power cord into an electrical outlet.
12. Turn on the printer.
13. To confirm that the Adobe PostScript 3 ROM module is
installed correctly, print a status sheet. See "Printing a Status
Sheet" on page 246 for instructions. If PS3 is not listed as an
installed emulation on the status sheet, try reinstalling the
module. Make sure that it is securely seated into the ROM slot
on the circuit board.
Note:
If you are using Windows, and EPSON Status Monitor 3 is not
installed, you have to make settings manually in the printer driver. Click
the Update the Printer Option Information Manually button on the
Optional Settings menu, then click Settings. Then make the appropriate
setting on the Optional Settings dialog box and click OK.
238 Using Options