121.01MC3426i

Lexmark MC3426i Error 121.01: Tray Jam

The Lexmark MC3426i error 121.01 signifies a paper feed failure from the input tray. The sheet did not reach the registration sensor in time. If your Lexmark MC3426i reports error 121.01, check the paper intake area for jammed sheets.

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Common causes

  • 1Dirty or worn feed rollers.
  • 2Poorly adjusted paper guides.
  • 3Damp paper sheets.
  • 4Elevator mechanism obstruction.

Solutions

Quick Diagnosis

Error triggers during print start. Verify paper alignment.

Step-by-Step Solution

  1. Remove Tray: Pull out completely.
  2. Check: Search for paper debris.
  3. Reinstall: Adjust guides and re-insert.

Prevention and Maintenance

Keep feed rollers clean. Do not overfill the tray.

When to Call a Technician

If rollers spin but grab no paper, the lift mechanism may be broken.

Technical Specs

Lexmark MC3426i Error 121.01: Tray Jam | Vimazdev