31.02T650dn

Error 31.02 Lexmark T650dn: Paper Transport Failure

The Lexmark T650dn error 31.02 signals a paper transport failure. Usually, this means there is a sheet stuck at the input sensor. Regular roller maintenance can prevent this issue.

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Common causes

  • 1Debris in paper path.
  • 2Worn pickup rollers.
  • 3Misaligned paper stack.
  • 4Humid paper sheets.

Solutions

Quick Diagnosis

Error 31.02 is triggered when the printer sensors identify that paper hasn't moved as expected from the tray.

Step-by-Step Solution

  1. Turn off and unplug the printer.
  2. Remove the tray to find any small paper scraps.
  3. Check the rear access door for jams.
  4. Clean the rubber pickup rollers using a damp cloth.

Maintenance and Prevention

Use high-quality paper and store it correctly to reduce friction and jamming. Clean rollers frequently.

When to Call a Technician

If the path is perfectly clear but the error remains, the entry sensor has failed.

Technical Specifications

  • Technology: Monochrome Laser
  • Speed: 48 ppm
  • Connectivity: USB, Ethernet
  • Capacity: Standard 250 sheet tray
  • Consumable: T650 Toner Series
  • Usage: Office workgroups
  • Official Drivers

Steps to follow

  1. 1

    Check paper tray

    Remove the paper tray and check for jammed sheets.

  2. 2

    Check rear path

    Open the rear door to clear any debris.

  3. 3

    Clean rollers

    Use a lint-free cloth to clean the pickup rollers.

Frequently asked questions

This error occurs due to a paper jam at the entrance.

It stops printing until the path is cleared.

Always use Lexmark genuine T650 series cartridges.

Keep the paper dry and clean rollers regularly.