Universal Laser Systems M-360 Safety, Installation, Operation, And Basic Maintenance Manual page 35

Raster engraving appears sharp on both
ends of the engraving but fuzzy in the
middle
Engraving does not appear as deep as it
normally does
Engraving is sharp, clear and at a good
depth on one side of the table and fuzzy
and shallow on the opposite side of the
table
Engraving appears "halftoned" and not
solidly filled when using colors other than
black
BASIC MAINTENANCE
•
Dirty laser system
•
Something is loose
•
System needs tuning
•
Worn X-axis belt and/or drive gear
•
Faulty laser tube
•
Graphic, graphic software, graphic
software setup, color palette,
monitor display colors, or driver
settings have changed
•
Out of focus
•
Material or material density has
changed
•
Settings have changed
•
Dirty laser system
•
Laser tube cooling fan filters are
dirty
•
Ambient temperature not within
specifications
•
Laser beam out of alignment with
the optics
•
Air Assist cone misaligned (air
assisted versions only)
•
Faulty laser tube
•
Out of focus
•
Dirty laser system
•
Material is not level or varying in
thickness
•
Table is not level
•
Laser beam out of alignment with
the optics
•
Air Assist cone misaligned (air
assisted versions only)
•
Faulty laser tube
•
Graphic, graphic software, graphic
software setup, color palette,
monitor display colors, or driver
settings have changed
Section 4-7
•
Clean all optics, rails, bearings, belts
•
Check X-axis bearings, drive gear,
idler pulley, belt, and optics
•
Run "Tuning" feature in printer driver
•
Replace belt and/or drive gear, and
run "Tuning" feature
•
Replace laser tube
•
Check to see what has changed.
Use "Software Setup Guide" to
properly setup the graphics software
to work correctly with the laser
system. Check driver settings.
•
Re-focus
•
Check material
•
Check power, speed, PPI, and DPI
settings
•
Clean all optics, rails, bearings and
belts
•
Check and/or clean
•
Adjust ambient temperature to within
specifications
•
Check and/or adjust laser beam
alignment
•
Check and/or adjust cone so that
laser beam is in center
•
Replace laser tube
•
Re-focus
•
Clean all optics, rails, bearings, belts
•
Check focus point of material and
different places, adjust height by
shimming material or using more
thickness-consistent material
•
Using the focus tool, focus directly
on the surface of the table in all four
corners. Table should be within +/-
.020 inches from one corner to the
other. Adjust if necessary.
•
Check and/or adjust laser beam
alignment
•
Check and/or adjust cone so that
laser beam is in center
•
Replace laser tube
•
Check to see what has changed.
Refer to the "Computerized
Controls" manual to properly setup
the graphics software. Check driver
settings.