* Reinstall the consumables
* Clean the print head
* Clean the rubber roller
* Adjust the printing density and printing
speed of the printer
* Print out the self-test value to check if the
print head is damaged. If yes, replace it
* Adjust the print head pressure adjusting
knob
- If it is too light on the left of the printed
label, adjust and increase the value of the
pressure adjusting knob on the left side. If the
value is already "5", but it is still too light,
adjust the value of the pressure adjusting
knob back to "1" and then adjust the Z-axis
adjuster to find the best pressure setting
- If it is too light on the right of the printed
label, adjust and increase the value of the
pressure adjusting button on the right side to
improve the printing quality
* If the thickness of the label exceeds 0.22
mm, the printing quality may not be good
enough. Please increase the print head
pressure first
* Make sure the print head mount is fully
closed
* For uneven print head pressure, refer to the
next section for adjustment
* Set the appropriate label printing density
* Adjust the label width adjuster to adapt it to
the label width