Printronix T4204 - Manual (Page 193)

Other Printer Problems
193
• Printer fails to turn on.
Possible causes include:
• Faulty AC wall outlet.
• Faulty AC cord.
• Blown fuse. Call your authorized Printronix service representative.
• Bad printer power switch. Call your authorized Printronix service
representative.
• With the LCD Message Display indicator illuminated, the
printer appears to be working, but nothing is printed.
Possible causes/solutions include:
• Verify that the labels are the correct type (direct thermal).
• Check that the roll is loaded with the direct thermal side facing up.
• Check that the transfer ribbon is correctly routed and has the ink side
out.
• Check that the printhead assembly is properly closed by pressing
down on both sides of the assembly.
• Check that the PRINTER CONTROL menu Print Intensity is set to the
correct value.
• Check that PRINTER CONTROL menu Page Width value does not
exceed the media width installed.
• Printing is faded or poor quality.
Possible causes/solutions include:
• Clean the printhead with a cleaning pen or a cotton swab soaked in
alcohol.
• Adjust print speed and intensity in software.
• Verify that the PRINTER CONTROL menu Print Speed and Intensity
are correct.
• Check that the printhead assembly is properly closed by pressing
down on both sides of the assembly.
• Verify that the media and ribbon are the proper match.
• Verify that the correct side of the media is facing the printhead.
• Printing stops and ONLINE status indicator flashes.
Possible causes/solutions include:
• Possible problem with label gap sensor.
• Possible problem with label stock. Gap between the bottom of a label
and the top of the next label should be at least 1/8 inch. Use only
Printronix approved labels and tags.