User guide
Print Quality Problems
108
57512L-004 110PAX4/R110PAX4 User Guide 6/29/11
Print Quality Problems
Table 11 identifies problems with print quality, the possible causes, and the recommended 
solutions.
Table 11 • Print Quality Problems
Problem Possible Cause Recommended Solution
General print quality 
issues
The print engine is set at the 
incorrect print speed.
For optimal print quality, set the print speed to 
the lowest possible setting for your application 
via control panel, the driver, or the software. See 
Adjust Print Speed on page 64. You may want to 
perform the FEED Self Test on page 122.
You are using an incorrect 
combination of labels and 
ribbon for your application.
1. Switch to a different type of media or ribbon 
to try to find a compatible combination.
2. If necessary, consult your authorized Zebra 
reseller or distributor for information and 
advice.
The print engine is set at an 
incorrect darkness level.
For optimal print quality, set the darkness to the 
lowest possible setting for your application via 
the control panel, the driver, or the software. See 
Adjust Print Darkness on page 64. You may 
want to perform the FEED Self Test on page 122 
to determine the ideal darkness setting.
The printhead is dirty. Clean the printhead. See Clean the Printhead 
and Platen Roller on page 93.
Incorrect or uneven printhead 
pressure.
Set the printhead pressure to the minimum 
needed for good print quality. See Printhead 
Pressure Adjustment on page 97. 
The printhead is improperly 
balanced.
Call a service technician. 
Long tracks of 
missing print on 
several labels
Print element damaged. Call a service technician.
Wrinkled ribbon. See wrinkled ribbon causes and solutions in this 
table.










