Zebra Technologies Z6Mplus 用户手册

Print Quality Problems

13163L Rev. 3 5/20/2004

Z4Mplus/Z6Mplus User Guide

91

General print quality issues

You are using an incorrect media 
and ribbon combination for your 
application.

Consult your authorized reseller/distributor 
for information and advice.

The printer is set at an excessive 
print speed to achieve optimal 
quality.

For optimal print quality, set the print speed 
to a lower setting via ZPL II, the driver, the 
software, or the front panel.

The printer is set at an excessive 
darkness level to achieve optimal 
quality.

For optimal print quality, set the darkness 
level to a lower setting via the front panel, 
the driver, or the software.

The printhead is dirty.

Clean the printhead according to the 
instructions in 

.

There is light printing (or no 
printing) on the left or right side 
of the label or the printed image 
is not sharp.

The pressure adjustment dials need to be 
adjusted. Follow the printhead pressure 
adjustment instructions on 

Gray lines on blank labels 
with no consistent pattern

The printhead is dirty.

Clean the printhead according to the 
instructions in

.

Light, consistent vertical lines 
running through all labels 

The printhead or platen roller is 
dirty.

Clean the printhead, platen roller, or both 
according to the instructions in 

.

Intermittent creases on the 
left and right edges of the 
label

There is too much pressure on the 
printhead.

Reduce the printhead pressure. See 

Wrinkled ribbon

The ribbon is not loaded 
correctly.

Load the ribbon correctly. See 

.

The darkness setting is incorrect. Set the darkness to the lowest possible 

setting for good print quality. See 

.

Incorrect printhead pressure or 
balance.

Set the pressure to the minimum required for 
good print quality. See 

The media is not feeding 
correctly. It is walking from side 
to side.

Make sure that the media guide and media 
supply guide touch the edge of the media.