Intermec EasyCoder 7421 User Manual page 63

If your labels are not being printed properly, check the following
table to locate the symptom and correct the problem.
Blotches printing Dirty printhead.
on labels.
Printing is too light Poor quality label
or too dark. or ribbon stock.
Incorrect media
sensitivity
setting.
Labels are not You have not set
stopping at the the label rest
right point for point command
removal. correctly.
Print quality is Printhead is
poor. dirty.
Poor quality label
or ribbon stock.
Ribbon
wrinkling.
Clean the printhead. For
help, see "Cleaning the
Printhead" in Chapter 3.
Use only Intermec label and
ribbon stock to ensure
superior print quality and
product performance.
Change sensitivity setting to
match the type of media you
are using. If you set the
sensitivity setting correctly,
try changing the dark adjust.
For help, see your PrintSet
online help or the IPL
Programming Reference
Manual.
Adjust the label rest point.
For help, see your PrintSet
online help or the IPL
Programming Reference
Manual.
Clean the printhead. For
help, see "Cleaning the
Printhead" in Chapter 3.
Use only Intermec label and
ribbon stock to ensure
superior print quality and
product performance.
Check to make sure that you
installed the ribbon
correctly. For help, see
"Loading Thermal Transfer
Media and Ribbon" in the
7421 Printer Setup Guide.