Siemens Industry Online Support
Siemens AG
Entry type: Product note Entry ID: 40839811, Entry date: 01/28/2010

Possible malfunction of SCALANCE W786

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  • Associated product(s)
SCALANCE W786 - order numbers: 6GK5786-1AA60-2AA0, 6GK5786-1BA60-2AA0, 6GK5786-2AA60-2AA0 and 6GK5786-2AA60-1CA0 - product version 4 and 5 (copper versions), date of manufacture January 2009 to August 2009, can fail to start at cold restart.

  In the case of the SCALANCE W786 from the period of manufacture given above, the devices may fail to start up after a cold restart (e.g. following power failure, reconfiguration, or new configuration). The fault does not occur during operation.

You can download the file with the affected serial numbers Here ( 109 KB ) .

Determining the serial number on the device:



Please consult your contact at your local Siemens branch to discuss replacement or repair of the SCALANCE W786.


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