Dear all,
the following error happened with me as following
1-power cut happened
2-rack with DO wasn't working "meaning no DO on plc module or from PLC but from function was active & some DO was blinking very fast"
action I took
1-after more try change address for DO module from H/W configuration with spare DO "using Rewiring Option" worked well
but I face the following error "i don't if problem was new or related to last action'
error on counter module FM450-1 I/O access error and error on FC40 "System function for counter module"
no change in H/W wiring in field was done
any one need more data can ask
DO & FM not on the same rack
CPU416