c-4220TASKalfa 2020

Kyocera TASKalfa 2020 error C-4220: Laser unit communication

The Kyocera TASKalfa 2020 error C-4220 indicates a communication failure between the main board and the Laser Scanning Unit (LSU). It appears when the laser beam fails to synchronize. Resolving error C-4220 on TASKalfa 2020 usually starts with a reboot; persistent errors suggest internal hardware issues.

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Common causes

  • 1Communication cable fault.
  • 2Rotary mirror motor failure.
  • 3Power supply voltage instability.
  • 4Main board failure.

Solutions

Diagnóstico rápido

If the Kyocera TASKalfa 2020 error C-4220 occurs after a reboot, the internal laser connection may be faulty.

Solución paso a paso

  1. Power off the printer.
  2. Unplug for 5 minutes.
  3. Power on to reset communications.

Prevención y mantenimiento

Keep the machine away from strong vibrations.

Cuándo llamar a un técnico

If the code reappears immediately, the laser unit requires professional inspection.

Ficha técnica del equipo