u003fi-7700S

Fujitsu fi-7700S error U003: Jam Troubleshooting

The Fujitsu fi-7700S error U003 code indicates a transport issue within the automatic document feeder. It triggers when paper fails to pass through the scanner, preventing damage to the documents. Why does my Fujitsu fi-7700S show error U003? It is generally caused by physical obstructions or aged rollers that are no longer gripping efficiently.

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Common causes

  • 1Physical paper jam
  • 2Worn-out feed rollers
  • 3Foreign objects in the ADF
  • 4Output sensor obstruction

Solutions

Quick Diagnosis

The U003 code occurs when a document does not reach the exit sensor in time. Why does my Fujitsu fi-7700S show error U003? A tiny scrap of paper or dirty rollers are the most frequent causes.

Step-by-step Troubleshooting

  1. Turn off the scanner and open the cover.
  2. Carefully scan for any paper debris.
  3. Clean the rollers with the approved cleaning kit.
  4. Check the sensor area for any obstruction.
  5. Close and test again.

Prevention and Maintenance

Change the roller kit according to usage counts. Clean documents of staples and paper clips before batch scanning.

When to call a technician

If jams persist despite clean rollers and cleared paths, the ADF motor may be failing.

Device technical sheet

  • Technology: ADF Scanner
  • Speed: Up to 100 ppm
  • Connectivity: USB 3.0
  • Compatible consumable: Roller and Pad kit
  • Recommended usage: Batch scanning
  • Drivers / official firmware

Steps to follow

  1. 1

    Open unit

    Open the ADF cover of the scanner.

  2. 2

    Remove paper

    Gently pull out the jammed document without tearing it.

  3. 3

    Inspect rollers

    Ensure no small scraps remain to cause further blockages.

Frequently asked questions

This error occurs due to a paper jam or because the rollers are failing to pull the documents through correctly.

If you scan damaged or wrinkled documents, the risk of jams triggering U003 increases.

Check your pad and pick rollers; if they have lost their grip, they need replacement.

Ensure documents are aligned properly and guide the stack neatly in the ADF tray.