User Manual

Table Of Contents
Troubleshooting
(print material and ribbons both). See Generating a Print Quality Report (FEED self-test) on page 152 and
Adjusting the Print Quality on page 104.
Cause: Dirty Printhead
The printhead is dirty and distorting the image or putting voids in the printout.
Remedy: Clean the Printhead
Operator Action
Clean the printhead. See Cleaning the ZD411D Printhead on page 118.
Cause: Dirtyor Damaged Platen (Drive) Roller
The platen roller is dirty or damaged.
Remedy:Clean or Replace the Platen
Internal Printer Support-Operator Action
Clean or replace the platen. Platens can wear out or get damaged.See Platen Cleaning and Replacement
on page 125.
Cause: Printhead is Worn Out
The printhead has worn out.
Remedy:Replace thePrinthead
Internal Printer Support-Operator Action
Replace the printhead. The printhead can wear out and be damaged. See Replacing the Printhead on page
129.
Cause: Using the Wrong Power Supply
The power supply has a lower voltage or powerrating. Printing is a high-power process.
Remedy:Use the Proper Power Supply
Operator Action
Find the power supply that goes with the printer.
Issue: No Print on the Label
Wrong Media Installed for Media Type Setting
No print on labels.
Cause: Using Thermal Mediafor Direct Thermal Printing
See the test procedure, Determining Thermal Media Types on page 167.
Remedy: Install Direct Thermal Media
Operator Action
Load your chosen direct thermal media in the printer.
Cause: Media Loaded Incorrectly
144