In this FICO Configuration activity you are able to define different reconciliation account for special GL transactions. The reconciliation account will be derived based on the special GL indicator you are going to use during posting. The accounts are maintained per special GL indicator and Chart of Account.
IMG Path: Financial Accounting (New) -> Accounts Receivable and Accounts Payable -> Business Transactions -> Down Payment Received -> Define Reconciliation Accounts for Customer Down Payments
Tables: T074T, T074
When you open the transaction you will get following screen with available special GL indicators for Customer accounts. You could create a new if you need. To maintain an account for every one of it, you have to double click.
Choose your chart of accounts after double click.
Maintain the fields according to your needs.
You are able to open a Properties screen from the same screen.
Flag the items you need in your FICO configuration.