Step1: Financial Accounting--->General Ledger Accounting--->G/L Accounts
Master Records--->Preparations--->Define Account Group

Step2: new entries

Step3: input necessary data and then save it.

Step4: double-click BSA

Step5: double-click Account control

Step6: choose control item and then save it

Step7: ditto

Step8: ditto

Step9: ditto

Step10: ditto

Step11:ditto

Step12: ditto

Step13: ditto