Dears,

I need help in the following problem. I have S7 TDC system. In the hardware configuration I can't be online because of the attached error messages.

any advice please.

Hello.

Select one of the addresses via which you want to connect online.

necsito ayuda tengo window 7 y step7 pero no aparce en la interfa d conexcion adapatdor mpi

solo aparece MPI SIM AYUDA POR FAVOR

Dears

now I end with this attached message.

for sure the HW conf. not been changed. So is it safe to select

UPLOAD THE CONFIGURATION FROM PLC TO THE PROGRAMMING DEVICE

and any impact on the machine if the machine is running?

sorry for this questions but I am new in to this .