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ZQ300 Series User Guide
necessary.
• Check quality of media.
• If using label media, ensure the “Tone” setting is set to 50.
4. Partial or missing print:
• Check media alignment.
• Clean printhead.
• Ensure Media Cover is properly closed and latched.
5. Garbled print
• Check baud rate.
6. No print
• Replace battery.
• Check cable to terminal.
• (Wireless units only) Restore wireless connection.
7. Reduced battery life
• Check battery date code. If battery is more than one year old,
short life may be due to normal aging.
• Recharge or replace battery.
8. Flashing Amber error indicator
• Check that media is loaded and that printhead is closed and
securely latched.
• If media is present and latch is closed, indicates that no
application is present or application is corrupted. Program
must be re-loaded.
9. Communication error
• (Wireless units only) Check that media is loaded, head is
closed and WiFi or Bluetooth icon is present.
•(USB) Replace cable to terminal.
10. Label jam
• Open media cover.
• Apply medical-grade alcohol to printer in area of jammed label.
11. No NFC Connectivity
• Ensure smartphone is positioned 3 inches (7.62 cm) or closer
to the Print Touch icon on the side of the printer..
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