Page 16
12.10.12 Issue 1
10.0 Troubleshooting
10.1 Print Quality Problems
Print Pads
Factory supplied print pads are 45-50° shore hardness rubber bonded to an aluminium backing sheet
and ground flat. Pads will become uneven with use and this will affect print quality as will any
imperfections.
Problem Possible Cause Solution
Lines and or streaks
Incorrect ribbon tension Adjust ribbon brake on magazine
Printhead angle (roll & pitch)
Adjust printhead to be level with print pad and to its
correct angle
Print quality gradually
lightens
Loss of vertical position / profile not correct for ap-
plication.
Recalibrate printer by removing and replacing the
magazine
No print output although
printhead scans
Check printhead resistance code (see software
manual)
Check printhead resistance code. Generate new
code for same resistance
Print not consistent over
printed area?
Ribbon not compatible with substrate. Try alternative ribbon for purpose.
Temperature burn, settings too low.
Increase burn. (Low printing temperatures can give
the effect of the edges of characters appearing faint
or ragged)
Damaged or dirty print base.
Clean and check for any imperfections. Replace if
necessary. (see note below)
Printer not correctly mounted in frame. Check and adjust if necessary
Printer frame not manufactured to correct dimen-
sions, clearance under printer excessive.
See Standard Frame measurements drawings at
the end of this manual.
Printhead dirty.
Clean the printhead and test print on plain fax pa-
per to confirm the condition of the printhead.
Printhead pixels burnt out.
Ribbon indexing not enough. See previous page.
Ribbon tracking on printer, causing creasing. See previous page.
Ribbon perforated or broken. See previous page.
Ribbon ink coating inconsistent. Return ribbon to supplier for testing
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