A data transmission error appears on the computer when trying to print a label.
Check that the correct port is chosen.
Using P-touch Editor, select [File] - [Printer/Page Setup]. Verify that the selected printer is the QL-580N. If not, select it from the pull-down menu.
Using P-touch Add-Ins, select the Page Settings icon. Choose the [Printer Setup] Tab and verify that the selected printer is the QL-580N. If not, select it from the pull-down menu.
Check if the QL-580N is in cooling mode. If the LED lamp is flashing in orange, the QL-580N is in cooling mode. Wait until the LED lamp stops flashing, and then try printing again.
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