HP Designjet T120 ePrinter - Manual (Page 117)

Lines print double or in the wrong colors
This problem can have various visible symptoms:
● Colored lines are printed double, in different colors.
● The borders of colored blocks are wrongly colored.
To correct this kind of problem, print the Print Quality Diagnostic Report, and align the printhead if
recommended in the report. See The Print Quality Diagnostic Report on page 79 .
Lines are discontinuous
If your lines are broken in the following way:
1. Check that you are using appropriate print-quality settings. See Printing on page 42 .
2. Print the Print Quality Diagnostic Report, and align the printhead if recommended in the report.
See The Print Quality Diagnostic Report on page 79 .
ENWW Lines print double or in the wrong colors 109