The data has been sent, but there is no output from the printer
∙Check the active printer driver, it should be Label Dr. for your Windows system and the label printer.
∙Check the emulation and the print (command) file.
Vertical streaks in the printout usually indicate a dirty or faulty Printhead
Clean the printhead first, if they still persist, replace the printhead.
Unstable ribbon roll rotation
Check the label path and make sure the head latch is securely closed.
Poor printout quality
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The ribbon may be not qualified.
The media may be not qualified.
Adjust the Darkness (heat temperature).
Slow down the print speed.
Recovery
In order to continue your print jobs after any abnormal conditions have been recovered, simply press the CANCEL button or restart the printer. Make sure that the LED indicator is illuminated and not blinking and remember to send your files to the printer again.
