[?+]: Problem to connect CPU 1212C

[ahmelsayed]

Hello everyone,

I'm trying to connect CPU 1212C to TIA Portal 11 but it always can't find any device and when i try to power on the CPU. so can anyone help me with detailed steps in how to install a CPU 1212C and make it ready for programming or simply direct me to a suitable link as i searched too much and do like in tutorials i found but the CPU still not found by step 7 and its status led first flashing and the settling at yellow color.

Thanks in advance

[dehell]

Hi,
Have you set your PG/PC interface to use the correct way of communication?
Have you set you computer IP adress into the same range of PLC adress ?
Which cable do you use? (crossed wire cable is need to direct connection...)

Try the function "Reset to factory settings"
http://support.automation.siemens.com/D ... n/40734351

[ahmelsayed]

Hi,
Have you set your PG/PC interface to use the correct way of communication?
Have you set you computer IP adress into the same range of PLC adress ?
Which cable do you use? (crossed wire cable is need to direct connection...)

Try the function "Reset to factory settings"
http://support.automation.siemens.com/D ... n/40734351

Thanks so much for your help and as you said it was the cable!
i replaced cable and everything work good