Zebra ZM400 - Manual (Page 116)

Troubleshooting
Calibration Problems 108
79695L-001 Rev. A ZM400/ZM600 User Guide 3/27/07
Calibration Problems
Table 17 identifies problems with calibration, the possible causes, and the recommended
solutions.
Table 17 • Calibration Problems
Problem Possible Cause Recommended Solution
Loss of printing
registration on labels.
Excessive vertical
drift in top-of-form
registration. The platen roller is dirty. Clean the platen roller according to the
instructions in
Clean the Printhead and Platen
Roller on page 90 .
Media guides are positioned
improperly. Ensure that the media guides are properly
positioned.
The media type is set
incorrectly. Set the printer for the correct media type
(gap/notch, continuous, or mark). See
Set Media
Type on page 65 .
The media is loaded incorrectly. Load media correctly. See Load Media
on page 33 .
Auto Calibrate failed. Media or ribbon is loaded
incorrectly. Ensure that media and ribbon are loaded
correctly.
The sensors could not detect the
media or ribbon. Manually calibrate the printer. See Calibrate
Media and Ribbon Sensor Sensitivity on page 74 .
The sensors are dirty or
positioned improperly. The
sensors are dirty, or media is
positioned improperly for the
sensors to detect. Ensure that the sensors are clean and that media
is positioned properly.