380C301dn

OKI C301dn Error 380: Troubleshooting Guide

The OKI C301dn error 380 occurs when there is a synchronization failure in the printer's communication spooler. This notification halts new tasks, requiring the user to clear the print queue to restore normal operation. As a home office printer, this unit relies on stable connections, and the error 380 usually signals that data is not reaching the internal controller correctly.

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Common causes

  • 1Corrupted data in the print spooler.
  • 2IP address conflict in network mode.
  • 3Hardware wear on communication ports.
  • 4Driver incompatibility with current OS versions.

Solutions

Diagnóstico rápido

The error 380 is displayed when the printer cannot finalize the data handshake with the PC. If your OKI C301dn shows error 380 consistently, observe if it happens during network print jobs or local USB connections to narrow down the source.

Solución paso a paso

  1. Hard Reset: Unplug the unit for a full minute to drain the capacitors.
  2. Cable Check: Replace the USB cable or check the Ethernet link state.
  3. Spooler Cleanup: Open your PC's 'Print Spooler' service and restart it.
  4. Test Print: Try printing a self-test page via the control panel.

Prevención y mantenimiento

Regularly clean the paper feed rollers and avoid complex graphical print jobs that can overwhelm the C301dn's buffer. Use high-quality original toners to ensure the sensors operate without obstructions.

Cuándo llamar a un técnico

If the error persists after testing with a different computer and fresh drivers, the logic board may have developed a hardware fault.

Ficha técnica del equipo

  • Technology: LED Color Printer
  • Speed: Up to 22 ppm color
  • Connectivity: USB 2.0, 10/100 Ethernet
  • Input: 250-sheet tray
  • Consumibles: OKI C301/C321 toner series
  • Usage: Home Office / Small Business
  • Drivers / official firmware

Steps to follow

  1. 1

    Power Cycle

    Power off the printer and unplug for 60 seconds to clear the memory.

  2. 2

    Check Connection

    Verify your USB or network cables as poor connectivity causes the OKI C301dn error 380.

  3. 3

    Clear Spooler

    Cancel all pending documents in the printer queue on your computer.

Frequently asked questions

This error signifies a communication mismatch between the print driver and the printer logic board, often due to a stalled print job.

No, it is generally a software-related communication issue that is easily resolved.

This model uses the C301/C321 series toner cartridges.

Ensure your drivers are updated and perform periodic firmware checks via the official support site.