Lexmark C750 Service Manual page 242

5060-00x
6.
Disconnect the signature button cable (A) from the developer HVPS board for the cartridge contact
assembly you are removing.
7.
Remove the three mounting screws from the cartridge rail screws in the front (B) and one from the rear (C)
and remove the rail of the selected cartridge assembly (yellow shown).
Warning:
4-24
Service Manual
When removing the black, cyan, or magenta cartridge rails it is necessary to remove the
appropriate printhead assembly. Before you can remove the cartridge rail screws, scribe the
location of the printhead on the frame before removing the printhead. This will help put the
printhead back in the previous location. If a printhead alignment problem develops, go to
"Printhead removal and adjustment" on page
B
A
4-50.
C