Canon imagePROGRAF TX-3100 36" Printer with Basket - Manual (Page 847)

Lines are printed too thick or thin in HP-GL/2 print jobs
Check 1 Check the Width setting in Pen setup menu.
Select Pen setup , then select Define palette , and change the Width setting of each pen in each palette.
Print settings
Check 2 Check the Width correction setting.
Change the Width correction setting in the touch screen menu.
Print settings
Check 3 Is Adjust faint lines set to OFF ?
If fine lines are printed faintly, setting Adjust faint lines to ON will print the lines more distinctly.
Print settings
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