i-01EcoTank ET-4950

Epson EcoTank ET-4950 error I-01: Network Issue

The Epson EcoTank ET-4950 error I-01 signals an interruption in wireless connectivity. This error appears when the printer cannot maintain a link to your Wi-Fi router. Troubleshooting this involves network settings and ensuring signal stability. This device works best with a steady local area network.

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Common causes

  • 1Router configuration or password change.
  • 2Weak Wi-Fi signal or interference.
  • 3Attempts to connect to 5 GHz (unsupported).
  • 4Outdated firmware causing protocol conflicts.

Solutions

Diagnóstico rápido

Error I-01 usually triggers after router password changes or signal interference. Verify if other office computers successfully connect to the same Wi-Fi frequency.

Solución paso a paso

  1. Power cycle your router by unplugging it for 60 seconds.
  2. Restart your printer so it re-scans for available Wi-Fi networks.
  3. Use the Wi-Fi Setup Wizard on the printer display to re-authenticate with your network.
  4. Ensure you are using 2.4 GHz, as the ET-4950 does not support 5 GHz networks.

Prevención y mantenimiento

Keep the printer in an open space to avoid wireless interference. Update the firmware periodically to prevent connectivity bugs. Only use high-quality genuine 502 ink to prevent hidden system errors.

Cuándo llamar a un técnico

If the printer fails to detect networks after multiple factory resets, the wireless card may be faulty.

Ficha técnica del equipo

  • Technology: Wi-Fi Multifunction.
  • Performance: 33 ppm (draft).
  • Connectivity: Wi-Fi, Ethernet, USB.
  • Paper capacity: 250 sheets.
  • Consumible compatible: Genuine 502 ink.
  • Recommended usage: SMB Office.
  • Official drivers / firmware

Steps to follow

  1. 1

    Restart router

    Unplug the internet router and turn it on after 30 seconds.

  2. 2

    Check printer Wi-Fi

    Go to the network menu to verify wireless connection status.

  3. 3

    Reconfigure network

    Run the network configuration wizard to re-enter your password.

  4. 4

    Firmware update

    Ensure your printer firmware is updated for better compatibility.

Frequently asked questions

Error I-01 occurs when the printer cannot communicate with your access point; a quick power cycle of the router and printer usually clears this.

No, I-01 is exclusive to wireless connections; you can still use a USB or Ethernet cable if wireless remains problematic.

Always use original 502 series ink bottles to ensure internal system stability.

Place the unit close to the router and keep firmware updated to the latest version.

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