▪ Media is not loaded correctly.
▪ Dust or adhesive accumulation on the
printhead.
▪ Print density is not properly configured.
▪ Media type is not compatible.
▪ Printhead element is damaged.
▪ Reload the media.
▪ Clean the printhead and platen roller.
▪ Adjust the print density and print speed.
▪ Run printer self-test and check the printhead
test pattern if there is dot missing in the
pattern.
▪ Use proper media type.
Missing printing on the left or right side of
label
Wrong label size configuration
Set the correct label size.
Gray line on the blank label
▪ The printhead is dirty.
▪ The platen roller is dirty.
▪ Clean the printhead.
▪ Clean the platen roller.
The printer is in Hex Dump mode.
Turn off and on the printer to skip the dump
mode.
Skip labels when printing
▪ The label size is not properly configured.
▪ Sensor is not configured properly.
▪ The media sensor is dirty.
Check if the label size is correct.
Calibrate the sensor using Auto Gap or
Manual Gap options.
Clean media sensor using a blower.
RTC time is not correct when rebooting the
printer.
The RTC battery has no power.