Lexmark C780 User Manual page 74

5
Remove all the print cartridges.
a Pull up slightly on the cartridge handhold.
b Pull the cartridge straight out and use the handle to lift it off the guides.
c Place the cartridges on a clean, flat surface out of direct light.
6
Release the latches to open the multipurpose feeder (area A) all the way.
Clearing paper jams
Clearing image transfer unit jams
74