320ES4192 Small Office

OKI ES4192 Small Office Error 320: Paper Jam Fix

The OKI ES4192 Small Office error 320 indicates that a paper jam or physical obstruction is present in the feed tray. This is a common issue caused by misaligned paper or dirty feed rollers. Clearing the obstruction is usually simple and requires only a quick physical inspection of the internal tray path.

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Common causes

  • 1Misaligned paper in the main tray.
  • 2Worn-out feed rollers causing slippage.
  • 3Debris or small scrap of paper in the feed path.
  • 4Improperly seated toner cartridge.

Solutions

Diagnóstico rápido

If the error 320 persists, check the tray guides and ensure they are flush against the paper stack. Even small scraps of paper stuck inside the sensor area can trigger this alert continuously.

Solución paso a paso

  1. Power off the printer and unplug the cable.
  2. Pull out the paper tray and remove any folded or uneven sheets.
  3. Open the front door and remove the toner cartridge carefully.
  4. Extract the jammed paper following the paper direction to prevent tearing.

Prevención y mantenimiento

Avoid using damp paper, as it can cause multiple sheets to feed at once. Use a dry, lint-free cloth to clean feed rollers periodically to maintain grip. High-quality toner cartridges ensure that no debris affects the internal paper path.

Cuándo llamar a un técnico

If the error 320 remains after removing all paper, the internal paper sensor may be broken or stuck, requiring professional maintenance.

Ficha técnica del equipo

  • Technology: Monochrome Laser Printer.
  • Speed/Performance: 40 ppm.
  • Connectivity: USB, Ethernet.
  • Feed Capacity: 350 sheets.
  • Compatible Consumables: OKI 45807106 / 45807111 series.
  • Recommended Use: Office printing.
  • Official Drivers / firmware

Steps to follow

  1. 1

    Open Cover

    Open the front cover carefully.

  2. 2

    Remove Toner

    Extract the drum and toner assembly.

  3. 3

    Clear Path

    Remove the jammed paper gently.

Frequently asked questions

This error occurs when the paper sensor detects an obstruction along the feed path.

Yes, it stops printing immediately to prevent further mechanical damage.

An improperly seated toner unit can block the paper path and trigger this error.

Ensure your paper is flat, aligned, and within capacity limits.