ILF

Option Internal Link Interruption

Schneider Electric · Altivar Machine ATV320 Variable Speed Drive

What does ILF mean?

An interruption in the internal communication link for an option card. This means the option card cannot communicate with the main drive controller, rendering its functionality unavailable. This can be due to poor seating, damage, or an incompatible card.

Complete Troubleshooting Guide

  1. 1

    Verify the option card is securely seated in its slot.

  2. 2

    Check for any physical damage to the option card or its connector.

  3. 3

    Power cycle the drive to re-initialize the option card and its communication.

  4. 4

    Ensure the option card is compatible with the drive model and firmware version.

Source: Schneider Electric Manual