U3fi-5220c

Fujitsu fi-5220C Error U3: Lamp Failure

The Fujitsu fi-5220C error U3 is a critical notification meaning the scanner lamp failed to reach required brightness during startup.

0 views

Common causes

  • 1Lamp failure.
  • 2Inverter failure.
  • 3Extreme dirt on optics.
  • 4Bad brightness sensor.

Solutions

Diagnóstico rápido

Occurs during start-up self-test. The motor may move but the error triggers due to lack of illumination.

Solución paso a paso

  1. Power cycle the unit after 5 minutes.
  2. Clean scan glass inside and out.
  3. Check connections only if qualified.

Prevención y mantenimiento

Maintain temperature controlled environments to preserve lighting components.

Cuándo llamar a un técnico

This error almost always requires module replacement by a technician.

Ficha técnica del equipo

  • Tech: Duplex scanner.
  • Connectivity: USB 2.0 / SCSI.
  • Consumibles: Rollers.
  • Usage: Professional.
  • Official drivers
Fujitsu fi-5220C Error U3: Lamp Failure | Vimazdev