Schneider EAV97352_06 Communication Board – Tested

Is This Board Faulty?

Check these symptoms first:

• Communication Loss: Check cable and port first. If physical link is good, inspect this board.
• Option Not Recognized (InF6): The drive fails to see the module. Reseat the board before replacing it.
• Intermittent Dropouts: Check network grounding and shielding before blaming the board.

Compatibility Check

Before ordering, confirm:

• Drive Model: Must be ATV660 / 680 / 6B0 (315–400 kW).
• Version Suffix: Verify the “_06” on your original label. Other revisions may not be direct drop-in replacements.
• Protocol: Confirm your drive’s fieldbus matches the board’s interface.

FAQ

Is this the main CPU board?

No. It is the communication board. The CPU board is separate.

Does a communication fault mean this board is dead?

No. Cable, network config, and grounding are more often the culprits. Verify the link first.