1、define account group for vendor
SPRO->Financial Account(NEW)->Account receivalbe and Account payable ->vendor account->Master Data ->Preparation for creating Vendor Master Data ->difine account Groups with Screen layout (vendor)
2、define complay code screen layout
SPRO->Financial ACCOUNT(NEW)->Account receivable and Account Payable ->Vendor Accounts->Master Data ->Preparations for creating Vendor Master Data->define Screen Layout per Complay Code (Vendor)
3、define payable method
SPRO->Personnel Management->Personnel Administration ->Personnel Data->Bank Detials ->Define Payment method
SAP ACCOUNT PAYABLE AND ACCOUNT RECEIVABLE
原文：http://www.cnblogs.com/yanglikun/p/4225405.html