User guide

96 170PAX 4 User Guide 10/12/2004 57516L-001 Rev. 1
Troubleshooting
Print Quality Problems
Misregistration and
misprint of one to
three labels
Media sensor is not positioned
correctly.
Place media sensor in proper position.
The platen roller is dirty. Clean the platen roller according to the
instructions in Clean the Printhead and Platen
Roller on page 83.
Media does not meet
specifications.
Use media that meets specifications.
Vertical drift in
top-of-form position
A plus or minus 4 to 6 dot row
(approximately 0.5 mm)
vertical drift is acceptable due
to different tolerances of
mechanical parts and print
engine modes.
1. Calibrate print engine.
2. Adjust the label top position setting. See
Adjust Label Top Position on page 70.
The print engine is out of
calibration.
Recalibrate the print engine.
The platen roller is dirty. Clean the platen roller according to the
instructions in Clean the Printhead and Platen
Roller on page 83.
Vertical image or
label drift
Print engine using non-
continuous labels but
configured in continuous
mode.
Configure the print engine for non-continuous
and run calibration routine, if necessary.
Incorrectly positioned media
sensor.
Ensure the media sensor is properly positioned
to read a single/consistent interlabel gap.
Improperly calibrated media
sensor.
See Calibrate Media and Ribbon Sensor
Sensitivity on page 65.
The platen roller is dirty. Clean the platen roller.
Improper printhead pressure
settings (toggles).
Adjust the printhead pressure to ensure proper
functionality.
Improperly loaded ribbon or
media.
Verify that the ribbon and media are properly
loaded.
Incompatible media. Ensure that the interlabel gaps or notches are
2 to 4 mm and consistently placed. Media must
not exceed minimum specifications for mode of
operation.
Table 11 • Print Quality Problems (Continued)
Problem Possible Cause Recommended Solution