Jim send me a PM.
Inputs are pins 10 to 13 and 15. Make a list of all the connections you have to each of those inputs.
Estop, limit switches etc. and whether NC or NO. Mechanical or otherwise.
If they are hooked to 5v-input or ground-input. Any pullup or pulldown resistors or filter caps.
What BOB if any you are using.
And your email address.
Greg