no-paper-trayDCP-L3551CDW

Brother DCP-L3551CDW No Paper Tray Error Fix

The Brother DCP-L3551CDW No Paper Tray error indicates a communication failure between the paper supply unit and the mainboard. This typically happens when the machine fails to register the tray closure. A simple, firm insertion is usually enough to resolve the issue.

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Common causes

  • 1Tray not pushed in all the way.
  • 2Debris blocking the presence sensor.
  • 3Damaged sensor lever.
  • 4Improper paper guide adjustment.

Solutions

Diagnóstico rápido

If the error stays on the screen, the mechanical sensor isn't registering the presence of the tray. This is often caused by misalignment.

Solución paso a paso

  1. Remove: Take out the tray.
  2. Check: Verify paper stack alignment.
  3. Clean: Remove internal dust.
  4. Reinsert: Slide back until it clicks.

Prevención y mantenimiento

Avoid forcing the tray closed. Proper alignment of side paper guides is essential to prevent pressure on the sensor housing.

Cuándo llamar a un técnico

If the tray is correctly seated and the error continues, the detection lever is likely faulty and requires expert repair.

Ficha técnica del equipo

  • Capacity: 250 sheets
  • Supported Paper: Letter, A4, Legal
  • Maintenance: Rollers inspection annually
  • Consumables: N/A for tray system
  • Drivers / official firmware

Steps to follow

  1. 1

    Remove tray

    Pull out the paper tray completely from the printer.

  2. 2

    Verify paper

    Check if paper is aligned correctly and not exceeding the max fill line.

  3. 3

    Clean sensors

    Use a flashlight to check for debris in the printer tray housing.

  4. 4

    Reinstall firmly

    Push the tray in until it clicks securely into place.

Frequently asked questions

This error occurs when the internal sensor fails to detect the tray being fully inserted, often due to physical displacement or dust.

If the error persists after re-seating the tray firmly, the sensor lever might be stuck or broken, requiring repair.

Yes, if the paper stack is uneven or too thick, it can prevent the tray from closing fully.

Keep the base clean and check that the pickup rollers are free of dust for proper functionality.