New to Siemens S7

[ratcliffe_ic 2]

I need to check where an input is used in the program and I'm struggling to search. I'm using Step 7 v5.5 and I'm looking for I17.7 Thanks in advance

[Rodney 21]

Open one of the blocks eg OB1 options reference data display should the reference data be = regenerated create cross reference then a cross reference will be generated and you will see all addresses and where they are used Rodney