QLS 2000/3000 Series Digital Color Printers
Troubleshooting
43
Chapter 5
Troubleshooting
Solutions to Common Problems
Mechanical Problems
PROBLEM
SOLUTION
Ribbon on one or more of the
rewind mandrels is wrinkling.
Increase ribbon tension. Do not over-
tighten the mandrel or the ink will begin
to smudge.
One or more of the ribbons is
breaking.
Can occur when ribbon used is two inches
wide or less. Decrease ribbon tension.
Label stock is not exiting printer
smoothly.
After prolonged use, the drive roller may
develop flat areas, which will impede the
smooth exit of label stock. Roller may
need to be replaced.
Poor Print Quality
PROBLEM
SOLUTION
When increasing heat, a point is
reached where the image turns
lighter.
This is a result of overburning the ink.
Decrease the heat intensity to darken the
printed image.
One or more of the colors are
smudging on the label media.
Decrease ribbon tension.
Light or dark printing on the inner
edge of a label.
Adjust pressure on the printhead’s inner
thumbscrew.
Light or dark printing on the outer
edge of a label.
Adjust pressure on the printhead’s outer
thumbscrew.
