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QL Series User Guide
Refer to Appendix D for more information on proper battery
disposal.
8. Yellow error light or flashing:
• No application or application corrupted: reload program.
• If using wireless communications: flashing indicator is
normal while data is being transmitted or received.
9. Yellow error light always on, or flashing:
• Check that media is loaded and that the print head is
closed and securely latched.
10. Skips labels:
• Check media for top of form sense mark or label gap.
• Check that the maximum print field has not been exceeded
on label.
• Ensure bar or gap sensor is not blocked or
malfunctioning
11. Communication error:
• Check media is loaded, head is closed and error
light is off.
• Check baud rate.
• Replace cable to terminal.
12. Label jam:
• Open head release latch and media cover.
• Generously apply alcohol to printer in area of
jammed label.
13. Blank LCD screen (only for units with optional LCD
control panel)
• No application loaded or application corrupted: reload
program.