121.01CX944adtse

Lexmark CX944adtse error 121.01 fix

The Lexmark CX944adtse error 121.01 indicates a mechanical failure where the toner agitator motor cannot rotate as expected.

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Common causes

  • 1Faulty toner cartridge
  • 2Motor jam
  • 3Gear blockage
  • 4Sensor error

Solutions

Quick Diagnosis

System reports the code as soon as the print process is initiated.

Step-by-Step Solution

  1. Open front door.
  2. Remove the toner cartridge.
  3. Shake cartridge gently.
  4. Reinsert correctly.

Prevention and Maintenance

Always use original toner to ensure motor compatibility.

When to call a technician

If changing the cartridge doesn't solve it, the drive motor needs service.

Ficha técnica del equipo

Steps to follow

  1. 1

    Open

    Access toner bay.

  2. 2

    Shake

    Agitate toner.

  3. 3

    Reinsert

    Power on.

Frequently asked questions

Remove the indicated toner cartridge and inspect it for physical damage before re-installing.

Yes, it prevents printing.

Uses 86C series.

Use genuine Lexmark supplies.