Source Technologies STP.1120N, Руководство пользователя

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6 | Troubleshooting
STp.1120n User’s Guide 132
Print Quality Defect Clean the printhead and platen roller with factory-approved
cleaning supplies.
Verify there are no ribbon folds or wrinkles under the printhead.
Replace the printhead if there is a missing dot.
Print Line Position Does not Adjust Print line position screw threads are damaged and the printer
must be serviced by a factory authorized technician.
Print Quality gets worse over time The print line position screw is drifting from its set position and
may need to be serviced.
Printhead is at the end of life and should be replaced.
Diminished print quality on the Quality
Label Incomplete horizontal lines requires an increase in the
sharpness setting and/or more tension applied to the lighter
print side of the ribbon shield.
For higher-grade barcodes, lighten the print by reducing the
darkness setting.
For white specks inside dark boxes, increase the darkness
setting and clean the printhead and platen roller.
If the small font is not readable, increase the darkness setting.
When dithering increments are not equal, adjust the darkness
setting.
If graphics are not displayed properly, adjust the sharpness
setting.
Ladder barcode quality is diminished Examine the media adjustment levers and ensure there is a
.8mm to 1.5mm gap between the levers and the media.
Loud popping noise when printing Increase darkness and sharpness settings.
Increase the front tension from the ribbon shield
Image size is out of the print area (off
the side or top or truncated from the
next label Turn off print truncation.
Ensure the image width is the same as the print width.
Symptom Possible Solutions