e-403DS-1630

Epson DS-1630 error E-403: USB connection fix

The Epson DS-1630 error E-403 signifies a communication break between the scanner and host PC. Often caused by USB protocol negotiation failure, this issue can usually be resolved by updating drivers or switching to a dedicated USB port.

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Common causes

  • 1Faulty USB cable.
  • 2Host port signal instability.
  • 3Corrupted software drivers.
  • 4Operating system updates.

Solutions

Diagnóstico rápido

If the status light blinks after sending a scan command, verify your USB connection.

Solución paso a paso

  1. Disconnect and reconnect USB cables.
  2. Try a direct motherboard USB port.
  3. Update Epson Scan software.
  4. Check Device Manager for driver errors.

Prevención y mantenimiento

Keep glass clean. Ensure firmware is updated via the Epson software tool.

Cuándo llamar a un técnico

If the device fails across multiple PCs, hardware service is likely required.

Ficha técnica del equipo

  • Technology: ADF Scanner.
  • Connectivity: USB 3.0.
  • Drivers