The data for this is created by the cash flow calculation.
You should first complete
7.1 Project Review
12.8 Cash Flow Calculation
Which Creates/Updates Project selecting objects
You are now in a position to review each of the cash flow objects understanding the balance to be paid with expected payment curve, Start & Finish Dates.
Note, Each schedule object has a Muli Code Type 551 as default Cash Flow Rule.
On completion of timing adjustments, you need to run a new cash flow calculation for your changes to be recognised.
PS: These objects form the basis of the project schedule with the future addition of dependency links.