U2fi-8170

Fujitsu fi-8170 error U2: Counter fault

The Fujitsu fi-8170 error U2 is usually a maintenance alert tied to page counters. When the threshold is reached, the device stops to ensure rollers remain in good condition. Use this guide to clean your device and reset the system.

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Common causes

  • 1Maintenance threshold exceeded.
  • 2Debris buildup on optical sensors.
  • 3Poor roller calibration.
  • 4Corrupt software registry.

Solutions

Quick Diagnosis

If the scanner stops after heavy usage, it is a preventive maintenance alert, not a fatal hardware failure.

Step-by-Step Solution

  1. Open PaperStream software to check the counter.
  2. Clean intake rollers with official kits.
  3. Reset counter in configuration menu.
  4. Run a simple scan test.

Prevention and Maintenance

Stick to the maintenance schedule. Dust buildup is the primary cause of roller wear.

When to call a technician

If resetting the counter doesn't clear the error, the internal sensor might be physically worn.

Ficha técnica del equipo

  • Technology: High-speed ADF.
  • Speed: Up to 70 ppm.
  • Connectivity: USB 3.2 / LAN.
  • Compatible consumables: fi-8170 Roller Kit.
  • Recommended use: Document production.
  • Drivers / Firmware

Steps to follow

  1. 1

    Check logs

    Use PaperStream software to check maintenance counter status.

  2. 2

    Clean rollers

    Clean rollers with the recommended maintenance kit.

  3. 3

    Reset counters

    Use setup panel to reset counters after parts replacement.