Codonics Horizon - Page 98

Horizon Starter Manual 9-5
Troubleshooting
Table 9-3. Image Quality Troubleshooting
Problem Possible Causes Solutions
Scratches (physical
abrasions) on the sheet.
There is dirt on the thermal print head,
or a burr or abrasion on a component in
the media path.
Clean the thermal print head (refer to
“Cleaning the Thermal Print Head
and Platen Roller” on page 7-3).
Perform general cleaning procedures
(refer to the
Horizon User’s Manual ).
Spots or irregular streaks
on the sheet.
Dust on the sheet. Clean the thermal print head and platen
roller (refer to “Cleaning the Thermal
Print Head and Platen Roller” on
page 7-3).
Perform general cleaning procedures
(refer to the
Horizon User’s Manual ).
Clear, hard-edged
vertical white streak on all
sheets.
Blown element on the thermal print
head or bad cable.
Need new thermal print head or cable.
Contact technical support.
Vertical streaking across
the entire sheet.
Thermal print head needs to be
calibrated.
Calibrate the thermal print head (refer
to the
Horizon Technical Manual ).
Dark spot that repeats
every few inches on the
sheet.
Dust on the platen roller. Clean the platen roller (refer to
“Cleaning the Thermal Print Head
and Platen Roller” on page 7-3).
Multi-colored jagged
streaks on colored sheet.
The ribbon may be wrinkled on the
spool, or the ribbon is damaged.
Install a new ribbon [refer to “Changing
the Ribbon (ChromaVista)” on
page 3-7] and make another print.
Table 9-4. Media Cassette and Ribbon Troubleshooting
Problem Possible Causes Solutions
Printed sheets are falling
from the imager.
Receive tray is full.
Imager is angled forward.
Remove the sheets from the receive
tray.
Slightly raise height of surface below
front feet of imager.