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• Fix Citizen Label Gap Not Detected & Reflective Media Feeding
  Citizen Systems • Paper Handling IssuesError Code: Media Out

  Is your Citizen printer spitting out blank labels or showing a 'Gap Not Detected' error? Learn how to calibrate the optical sensor for gap, notch, and reflective media.

• Citizen CL-S Series Guide: 521 vs 521ii, 621, 631 & 700
  Citizen Systems • Setup & Installation

  Learn the difference between Citizen CL-S521 and CL-S521ii models. Troubleshoot CL-S631 printing errors, counter resets, and setup the industrial CL-S700.

• Fix Citizen Printer Overheating & Pause
  Citizen Systems • Hardware & MaintenanceError Code: Head Overheat

  Resolve Citizen printer head overheating, cooling pauses, and print slowdowns during dense printing. Covers CT-S receipt and CL-S label printer settings.

• Fix Citizen Faded Print, Streaky Lines & Ribbon Tension
  Citizen Systems • Print Quality Issues

  Are your Citizen labels printing faded, streaky, or wrinkled? Learn how to adjust print head heat (print speed), clean the thermal head, and set ribbon tension.