"Eth No Link" on boot up rather than IP address, Computer LAN adapter status showing "Network cable is unplugged"

Symptoms

  • Boot up of display is showing "Eth No Link", rather than an IP address.
  • Computer LAN adapter is showing "Network Cable is unplugged" or "Media State Disconnected."

Environment

  • Direct connection from computer/laptop to controller (often for troubleshooting)

Cause

  • Ethernet cable used between computer/laptop is not fully clipped in or securely connected at the Ethernet jack on either the computer or controller.

Resolution

  • Re-connect cable at computer and at controller ensuring they are securely connected.

KB ID: DD3624119


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