173MC363dn

Fix OKI MC363dn Error 173 | Troubleshooting Guide

Error code 173 on the OKI MC363dn points to a detection failure within the drum unit assembly. This prevents the printer from performing print jobs to protect internal components. Proper maintenance ensures optimal print quality.

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Common causes

  • 1Poor physical connection between the drum and the engine.
  • 2Toner buildup on electrical contacts.
  • 3Drum unit has reached its end of life.

Solutions

Reseat Drum Unit

  1. Turn off the printer power.
  2. Open the front cover and remove the drum unit.
  3. Check for any obstructions.
  4. Reinsert the unit firmly until it clicks.

Clean Contact Points

  1. Power down the device.
  2. Gently clean the drum contact pins with a lint-free cloth.
  3. Reinstall and restart.

Steps to follow

  1. 1

    Power Off

    Shut down the printer and unplug it.

  2. 2

    Remove Drum

    Carefully remove the drum unit assembly.

  3. 3

    Reinstall

    Clean and reinsert, then power back on.

Frequently asked questions

It is a functional error that requires attention to resume printing operations.

Try cleaning the contacts first; if it fails, replacement may be necessary.

No, the printer firmware locks the print engine until the error is resolved.

Fix OKI MC363dn Error 173 | Troubleshooting Guide | Vimazdev