Canon Colorado M Series Operation Manual page 251

8. Calibrate the printhead carriage on page 257
9. Print a printhead quality check chart on page 252
chart on page 254
Result
In case the problem remains, use the printhead quality check chart to identify the issue and try to
solve that specific quality problem. For more information, see
page 333.
General workflow for improving quality
Analyze the printhead quality check
again, and
Solve specific quality problems on
Chapter 7 - Improve quality 251