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Siemens AG
Entry type: Product note Entry ID: 4232262, Entry date: 01/18/2000
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840D PLC firmware V03.10.18 for NCU561.2/57x.2

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  • Associated product(s)
Since 12/99, the NCU 561.1 / NCU 571.2 / NCU 572.2 and NCU 573.2 are        

supplied with the new PLC Firmware Version 03.10.18 which is fully          

compatible with Version 03.10.13.                                           

                                                                            

It is necessary to upgrade the above-mentioned NCUs to the new PLC          

firmware version only if the following, rare fault profile is displayed:    

- Sporadic general reset request on power-up                                

- The diagnostics buffer signals an error in the block header               

                                                                            

For further information, please contact your local Siemens department.      





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