- Check if the IP address is correct when using the
static IP address.
- Wait a few seconds let the printer get the
communication with the server then check the IP
address setting again.
* Please reset the wireless device setting.
* Select the correct printer port in the driver.
* Print head’s harness connector is not well connected
with printheat. Turn off the printer and plug the
connector again.
* Check your program if there is a command PRINT at
the end of the file and there must have CRLF at the end
of each command line.
* Label or ribbon is loaded not correctly.
* Use wrong type paper or ribbon
* Follow the instructions in loading the media and ribbon.
* Ribbon and media are not compatible.
* Verify the ribbon-inked side.
* The print density setting is incorrect.
* Clean the print head.
* Ribbon and media is loaded incorrectly
* Dust or adhesive accumulation on the
print head.
* Print density is not set properly.
* Print head element is damaged.
* Ribbon and media are incompatible.
* The print head pressure is not set
properly.
* Reload the supply.
* Clean the print head.
* Clean the platen roller.
* Adjust the print density and print speed.
* Run printer self-test and check the print head test
pattern if there is dot missing in the pattern.
* Change proper ribbon or proper label media.
* The release lever does not latch the print head
properly.
* The connector is loose.
* Cutter jam.
* Cutter PCB is damaged.
* Plug in the connect cable correctly.
* Remove the label.
* Make sure the thickness of label is less than 0.19 mm.
* Replace a cutter driver IC board.
Can’t downloading the file to memory
(FLASH / DRAM/CARD)
* The space of memory is full.
* Delete unused files in the memory.
* SD card is damaged.
* SD card doesn’t insert correctly.
* Use the supported capacity SD card. Please refer to
section 2.2.1
* Insert the SD card again.
Missing printing on the left or right
side of label
* Wrong label size setup.
* Set the correct label size.
Gray line on the blank label
* The print head is dirty.
* The platen roller is dirty.
* Clean the print head.
* Clean the platen roller.