Appendix: Key Transaction Codes and Tables
A.1 Quick Reference for Transaction Codes (T-Codes)
Common FI Transaction Codes
| Process Area | Task Description | T-Code |
| General Ledger | G/L Account Master Data (Centrally) | FS00 |
| G/L Journal Entry Posting | FB50 | |
| Display G/L Account Balances | S_ALR_87012277 | |
| Reverse Document | FB08 | |
| Define Financial Statement Version | OB58 | |
| Accounts Payable | Create Vendor (Centrally) | XK01 |
| Post Vendor Invoice | FB60 | |
| Post Vendor Credit Memo | FB65 | |
| Post Outgoing Vendor Payment | F-53 | |
| Automatic Payment Program Configuration | FBZP | |
| Reset Cleared AP Items | FBRA | |
| Accounts Receivable | Create Customer (Centrally) | FD01 |
| Post Customer Invoice | FB70 | |
| Post Incoming Payment | F-28 | |
| Maintain Customer Credit Limit | FD32 | |
| Asset Accounting | Define Asset Classes | OAOA |
| Asset Explorer | AW01N |
A.2 Quick Reference for Core FI and CO Database Tables
Key FI and CO Database Tables
| Table Name | Description | Key Fields |
| BKPF | Accounting Document Header | MANDT, BUKRS, BELNR, GJAHR |
| BSEG | Accounting Document Segment (Line Items) | MANDT, BUKRS, BELNR, GJAHR, BUZEI |
| LFA1 | Vendor Master (General Section) | MANDT, LIFNR |
| LFB1 | Vendor Master (Company Code Section) | MANDT, LIFNR, BUKRS |
| KNA1 | Customer Master (General Section) | MANDT, KUNNR |
| KNB1 | Customer Master (Company Code Section) | MANDT, KUNNR, BUKRS |
| SKA1 | G/L Account Master (Chart of Accounts) | MANDT, KTOPL, SAKNR |
| SKB1 | G/L Account Master (Company Code) | MANDT, BUKRS, SAKNR |
| CSKS | Cost Center Master Data | MANDT, KOKRS, KOSTL, DATBI |
| AUFK | Order Master Data (Internal Orders) | MANDT, AUFNR |
| CEPC | Profit Center Master Data Table | MANDT, PRCTR, DATBI, KOKRS |