154 Installing Options
Removing the Duplex Unit
Follow the steps below to remove the optional Duplex Unit.
1. Turn the printer off and unplug the power cord and interface 
cable.
2. Remove the two screws from both sides of the unit, and then 
open cover D.
3. Remove the connector cover.
4. Remove the connector from the printer.
5. Loosen the screws and remove the two straps on both sides 
of the Duplex Unit from the printer.
6. Pull the Duplex Unit forward and remove it.
7. Replace cover E.
8. Replace cover C.
9. Close cover E.
10. Reconnect the interface cable and power cord, then turn the 
printer on.