Dear All, 

I want to change sinamics CU240E 2 PN v4.5 from v4.6. Kindly guide me i am facing the problem of bus fault when downloading program from the running V4.5 drive to V4.6 drive kindly see the attached and guide me to replace the drive. 

Thank you. 

I have checked V4.5 Drive is running on machine and V 4.6 i want to replace from it but facing this problem. No I have not update the drive V 4.5 and V 4.6 in the HWconfig of the PLC, kindly guide me how can i change the Hwconfig the PLC used is S7 1200  ?

ChristophD

Hello,

you screens only in offline mode, so the signals are not the actual signals from the CU!

Please go online and check the state of the drive, if any error ist present.

Have you also update the drive from V4.5 to V4.6 in the HWConfig of the PLC?

Regards

Christoph