HP LaserJet 5000 Printer series - Manual (Page 49)

EN
Chapter 2: Printing Tasks 37
Separating the Printer from the Duplexer
Before you lift the printer, always separate the printer from the
duplexer.
1 Slide the rear section of the duplexer away from the printer.
2 Lift the printer off the duplexer.
Figure 9 Separating the Printer from the Duplexer