351ES4132

OKI ES4132 error 351: Drum nearing end

The OKI ES4132 error 351 indicates the drum is reaching its limit. Quality drops as the drum surface ages. Use this guide to replace it.

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Common causes

  • 1Drum life limit reached.
  • 2Surface scratches.
  • 3Improper installation.
  • 4Page count logic error.

Solutions

Quick Diagnosis

Vertical lines indicate drum scratches. Error 351 confirms the page count limit has been hit.

Step-by-Step Solution

  1. Power off device.
  2. Open cover and remove drum/toner.
  3. Install new genuine drum.
  4. Reboot to reset internal count.

Prevention and Maintenance

Avoid light exposure on new drum surface. Keep interior clean.

When to call a technician

If replacement fails to clear error 351, the board logic might be stuck.

Ficha técnica del equipo

  • Technology: Laser.
  • Image unit: OPC drum.
  • Connectivity: USB/LAN.
  • Compatible consumables: ES4132 drum kit.
  • Recommended use: Office.
  • Drivers / Firmware

Steps to follow

  1. 1

    Power off

    Switch off and let the unit cool down.

  2. 2

    Remove drum

    Extract the drum unit with the toner.

  3. 3

    Install new

    Insert a new original drum and reboot.