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F544 fault in ABB DCS880 drive

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F544 fault in ABB DCS880 drive indicates P2P and M/F communication. This means peer to peer and master-follower communication loss.

  1. Check the DCSLink node ID settings. See 70.05 DCSLink node ID.
  2. Check the setting of 31.13 Fault stop mode communication and 70.07 DCSLink comm loss function.
  3. Check the setting of 70.17 Mailbox 1 node ID, 70.23 Mailbox 2 node ID, 70.29 Mailbox 3 node ID and 70.35 Mailbox 4 node ID.
  4. Check the setting of 70.18 Mailbox 1 cycle time/timeout, 70.24 Mailbox 2 cycle time/timeout, 70.30 Mailbox 3 cycle time/timeout and 70.36 Mailbox 4 cycle time/timeout.
  5. Check the DCSLink cable connections.
  6. Check the DCSLink terminations.
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