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Z5
DT
User’s Guide
Troubleshooting methods:
Error LED
status
Reason analysis
Solutions
Print head up
Print head is lifted up.
Please press down the print head.
The micro switch has a
failure.
Contact the maintainer.
Paper end
Label roll is used up or
no label roll is installed.
Install a label/paper roll.
Label/paper jam
Clear the label/paper jam.
Label/paper roll surface
is dirty or damaged.
Do not use dirty or damaged media.
Label/paper lifts away
from the mark sensor.
Install a media roll again.
The surface of mark
sensor is dirty.
Clean mark sensor surface.
The position of
reflective sensor is not
correct.
Adjust the sensor position according to the description in 3.4.
Media type does not
match with mark sensor
type.
Set the media type in printer driver to make it consistent with
actual label/paper type.
Print head
temperature
abnormal
Operating environment
temperature is too high,
causing overheating
print head.
Please improve ventilation condition. The printer can return to
normal with the fall of temperature.
Print darkness is too
high.
Lower the print darkness properly.
Media is jammed in the
path, causing heat
accumulation and
overheating print head.
Clear jam. Check if the print head test pattern is normal or not
after the temperature of print head drops. If normal, the printer
can continue to work; otherwise please replace the print head.
Mark location
failure or mark
calibration
failure
Media type does not
match with sensor type.
Set the media type in printer driver to make it consistent with
actual label/paper type.
Something wrong with
marked paper (for
example: no mark or
unclear mark)
Use the required media.
Mark height is less than
the required height.
Table 5.1-1
