Loading...
91
Troubleshooting
Print Quality Problems
10/27/05 S4M Maintenance Manual 13291L-001 Rev. A
Fine, angular gray
lines on blank labels
Wrinkled ribbon. See wrinkled ribbon causes and solutions in this
table.
Printing too light or
too dark over the
entire label
Media or ribbon is not designed
for high-speed operation.
Replace supplies with those recommended for
high-speed operation.
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.
You are using ribbon with
direct thermal media.
Direct thermal media does not require ribbon. To
check if you are using direct thermal media,
perform the label scratch test in When to Use
Ribbon on page 20.
If you are using ribbon intentionally with direct
thermal media, increase the darkness level, but
note that high darkness levels may decrease
printhead life. You may wish to perform the
FEED Self Test on page 100 to determine the
ideal darkness setting.
Incorrect or uneven printhead
pressure.
Set the pressure to the minimum needed. See
Adjust Printhead Pressure on page 44.
Smudge marks on
labels
Media or ribbon is not designed
for high-speed operation.
Replace supplies with those recommended for
high-speed operation.
Misregistration/skips
labels
The printer is not calibrated. Recalibrate the printer.
Improper label format. Use correct label format.
Misregistration and
misprint of one to
three labels
The platen roller is dirty. See Clean the Printhead and Platen Roller
on page 113.
Media does not meet
specifications.
Use media that meets specifications.
Vertical drift in
top-of-form position
Normal tolerances of
mechanical parts and printer
modes.
Note • A vertical drift of
± 4 to 6 dot rows
(approximately 0.5 mm)
is within normal
tolerances.
1. Calibrate the printer.
2. Adjust the label top position setting. See
Adjust Label Top Position on page 55.
The printer is out of calibration. Recalibrate the printer.
The platen roller is dirty. See Clean the Printhead and Platen Roller
on page 113.
Table 18 • Print Quality Problems (Continued)
Problem Possible Cause Recommended Solution
Loading...
Terms of Use | Privacy Policy | DMCA Policy
2006-2020 Rsmanuals.com