900.00B2338i

Lexmark B2338i error 900.00: Firmware Fault

The Lexmark B2338i error 900.00 represents a software error or critical system fault that prevents the printer from starting correctly. This warning appears when the firmware detects an inconsistency in internal processes during boot-up. Generally, this issue can be resolved via a power cycle or by reinstalling the device's control software.

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Common causes

  • 1Corrupt firmware file.
  • 2Network conflict during a complex print job.
  • 3Abrupt interruption of electrical supply.
  • 4Failure in the controller's RAM.

Solutions

Diagnóstico rápido

The 900.00 error occurs after an unexpected reboot or upon startup. It indicates the logic board has detected a software conflict during the boot sequence.

Solución paso a paso

  1. Turn off the printer and unplug both network and USB cables.
  2. Wait 30 seconds before reconnecting only the power cable.
  3. Power on the unit without external connections.
  4. Update firmware from the official website if the printer starts up successfully.

Prevención y mantenimiento

Keep firmware updated. Avoid abrupt power disconnections, as they can corrupt internal flash memory. Use a surge protector.

Cuándo llamar a un técnico

If the 900.00 error persists after a firmware update, it could be a physical hardware fault on the logic board (formatter board), requiring a technical replacement.

Ficha técnica del equipo

  • Technology: Monochrome laser
  • Capacity: High speed
  • Compatible consumable: B231 family
  • Connectivity: USB, Ethernet
  • Drivers / official firmware
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