Zebra Technologies 110PAX4, R110PAX4 labels, labels, entire label, three labels, Smudge marks on, too dark over the, Vertical drift in, misprint of one to, Misregistration and

110

Print Quality Problems

Table 11 • Print Quality Problems (Continued)

Problem	Possible Cause	Recommended Solution
Printing too light or	The media or ribbon is not	Replace supplies with those recommended for
too dark over the	designed for high-speed	high-speed operation.
entire label	operation.
	You are using an incorrect	1. Switch to a different type of media or ribbon
	combination of media and	to try to find a compatible combination.
	ribbon for your application.	2. If necessary, consult your authorized Zebra
		reseller or distributor for information and
		advice.
	You are using ribbon with	Direct thermal media does not require ribbon. To
	direct thermal media.	check if you are using direct thermal media,
		perform the label scratch test in When to Use
		Ribbon on page 37.
	Incorrect or uneven printhead	Set the pressure to the minimum needed. See
	pressure.	Printhead Pressure Adjustment on page 97.
Smudge marks on	The media or ribbon is not	Replace supplies with those recommended for
labels	designed for high-speed	high-speed operation.
	operation.
Misregistration/skips	The print engine is not	Recalibrate the print engine.
labels	calibrated.
	Improper label format.	Use correct label format.
Misregistration and	The platen roller is dirty.	See Clean the Printhead and Platen Roller
misprint of one to		on page 93.
three labels
	Media does not meet	Use media that meets specifications.
	specifications.
Vertical drift in	The print engine is out of	Calibrate the print engine.
top-of-form position	calibration.
	Normal tolerances of	1. Calibrate the print engine. See Calibrate
	mechanical parts and	Media and Ribbon Sensor Sensitivity
	print engine modes.	on page 77.
	Note • A vertical drift of	2. Adjust the label top position setting. See
	± 4 to 6 dot rows	Adjust Label Top Position on page 82.
	(approximately 0.5 mm)
	is within normal
	tolerances.
	The platen roller is dirty.	Clean the platen roller. See Clean the Printhead
		and Platen Roller on page 93.

57512L-004 110PAX4/R110PAX4 User Guide 6/29/11