Siemens Industry Online Support
Siemens AG
Entry type: Product note Entry ID: 109747062, Entry date: 04/25/2017

Delivery release V4.5 HF3 for SIMOTION D410-2, D4x5-2, C240 and P320-4

  • Entry
  • Associated product(s)
With immediate effect, SIMOTION D410-2, D4x5-2, C240 and P320-4 Runtime-Software V4.5 HF3 is released for delivery.

The CompactFlash Card (CF Card) for

  • SIMOTION D410-2 (6AU1400-1PA23-0AA0) and
  • SIMOTION D4x5-2 (6AU1400-2PA23-0AA0)
as well as the Micro Memory Card (MMC)
  • for SIMOTION C240 (6AU1720-1KA00-0AA0)

will be delivered with immediate effect fort SIMOTION Kernel V4.5 HF3. The firmware is also available to download from ProductSupport.

For SIMOTION P320-4, the Firmware V4.5 HF3 can be obtained from Siemens. For additional information, please contact yourSiemens representative.

The hotfix eliminates the following malfunction:

  • The CPU goes sporadically into the state "Fault/Defective" (all LEDs flashing red) after updating the Firmware to V4.5 HF1 (PR559753/RQ559894)
  • OPC XML-DA subscriptions are not updated. (PR535403/RQ536341)

The Hotfix 3 Readme file contains additional information.

Liesmich.rtf (149.1 KB)
Readme.rtf (151.5 KB)


You can download the following from the Internet Product Support pages:

  • SIMOTION D kernel/firmware V4.5 HF3, see 31045047
  • SIMOTION C kernel/firmware V4.5 HF3, see 31263919
  • SIMOTION Firmware Support Package (FWSP) for the device update tool, see 33119786


The current status of the available certificates with regard to international standards and machine safety (TÜV, IFA) can be found at: Certificates.

Security information
In order to protect technical infrastructures, systems, machines and networks against cyber threats, it is necessary to implement – and continuously maintain – a holistic, state-of-the-art IT security concept. Siemens’ products and solutions constitute one element of such a concept. For more information about cyber security, please visit