Oki C5550 MFP User Manual page 141

swing inwards as you push the unit into it. Push the unit
all the way in until it stops and latches home.
Duplex Install.eps
4. Switch the MFP on and wait for it to warm up (about
1 minute).
5. Print a menu map as follows:
Control menu_oda.jpg
(a) Press Menu (1) on the scanner control panel.
(b) Using the UP/DOWN arrow keys (2), navigate to
the Report Print menu and press OK (3) once for the
menu map.
(c) Press OK (3) again to print the menu map.
(d) When the menu map is printed, press Return (4) to
exit the menu system.
6. Examine the first page of the menu map.
Near the top of the page, between the two horizontal lines,
you will see the current MFP configuration. This list should
indicate that the duplex unit is now installed.
C5550 MFP User's Guide
Installing upgrades > 141