Use stand-alone cross-reference symbols just as you would wire source/destination arrow symbols but without being connected to wires.
Insert Stand-Alone Cross-Reference
Insert a source reference symbol, and then tie one or more destination reference symbols to it. They can be on the same drawing or scattered across the project drawing set.
Click
Schematic tabInsert Components panelDashed Link Line drop-downInsert Stand-Alone Cross-Referencing. Find
Select the cross-reference symbol to insert.
Specify the insertion point on the drawing.
Specify the unique code for the source/destination pair.
Enter an optional description.
Note: Sheet and reference values update when the source and destination symbols are associated with the same code.
Click OK.
Update Stand-Alone Cross-Reference Symbol Annotations