Lexmark 7300 series Service Manual page 44

4418-X6X
There is a black and color purge pattern used to clear all printhead nozzles.
The nozzle test pattern prints all nozzles on a diagonal line. There should be
no breaks in the nozzle test pattern. A break in the pattern indicates one or
more nozzles are not working.
If a print quality problem exists, see
page 2-19.
3-2
Service Manual
"Print quality service check" on