1315

Option software in slot A not supported/allowed

Danfoss · VLT AutomationDrive FC 301/302

What does 1315 mean?

The software installed on the option card in slot A is not compatible or permitted for use with the current drive configuration. This prevents proper integration and functionality of the option.

Common Causes

  • Incorrect option card type installed in Slot A for the specific drive model or application.
  • Firmware on the option card in Slot A is of an incompatible type or version that is explicitly disallowed by the drive's main firmware.
  • A custom firmware version on the option card in Slot A is incompatible with the standard drive platform.
  • Configuration parameter (e.g., P14-40 Option A type) is set incorrectly for the installed hardware.
  • Corruption during a firmware update process on the option card in Slot A, leading to an unsupported state.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    1. Verify the part number and type of the option card physically installed in Slot A.

  2. 2

    2. Cross-reference the installed option card's part number against the drive's documentation to ensure it is a compatible accessory for the specific drive model.

  3. 3

    3. Check the firmware version of the option card in Slot A (e.g., P15-06) and compare it against the drive's compatibility list for supported versions.

  4. 4

    4. Ensure that relevant configuration parameters for Slot A (e.g., P14-40) are set to correctly reflect the installed option card type.

  5. 5

    5. If the option card is verified compatible but still errors, attempt to update the option card's firmware to the latest official version via a dedicated tool.

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Verified technical data. Last updated: March 2026

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Source: Danfoss VLT AutomationDrive FC 301/302