Overview of SAP Modules and Key T-Codes

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Overview of SAP Modules and Key T-Codes

SAP supports various business processes through its modules, each specializing in specific functions. Below is a summary of major SAP modules and their key T-Codes.

1. FI (Financial Accounting)

  • Purpose: Handles financial transactions, general ledger, and tax processing.
  • Key T-Codes:
    • FB50: Enter G/L Account Document
    • FBL3N: G/L Line Item Display
    • F.01: Financial Statements

2. CO (Controlling)

  • Purpose: Focuses on cost control, profitability analysis, and internal order management.
  • Key T-Codes:
    • KA01: Create Cost Center
    • KS01: Create Cost Element
    • KE24: Profitability Analysis

3. MM (Material Management)

  • Purpose: Manages procurement, goods receipt, inventory, and material movement.
  • Key T-Codes:
    • ME21N: Create Purchase Order
    • MIGO: Goods Movement
    • MB51: Material Document List

4. SD (Sales and Distribution)

  • Purpose: Handles sales orders, outbound deliveries, and billing.
  • Key T-Codes:
    • VA01: Create Sales Order
    • VL01N: Create Outbound Delivery
    • VF01: Create Billing Document

5. PP (Production Planning)

  • Purpose: Supports production planning, material requirement planning (MRP), and work orders.
  • Key T-Codes:
    • MD02: MRP Run
    • CO01: Create Production Order
    • CS01: Create BOM

inventory counting

6. QM (Quality Management)

  • Purpose: Manages quality inspections, defect handling, and quality planning.
  • Key T-Codes:
    • QA01: Create Inspection Lot
    • QE01: Record Results
    • QA11: Record Usage Decision

7. PM (Plant Maintenance)

  • Purpose: Manages equipment maintenance, preventive plans, and repair tasks.
  • Key T-Codes:
    • IW31: Create Maintenance Order
    • IL01: Create Functional Location
    • IP10: Schedule Maintenance Plan

8. HCM (Human Capital Management)

  • Purpose: Supports HR functions like payroll, time management, and personnel administration.
  • Key T-Codes:
    • PA20: Display HR Master Data
    • PE51: HR Form Editor
    • PT60: Time Evaluation

9. PS (Project System)

  • Purpose: Manages project planning, execution, monitoring, and cost tracking.
  • Key T-Codes:
    • CJ20N: Project Builder
    • CJI3: Project Actual Costs
    • CN41: Project Overview

10. EWM (Extended Warehouse Management)

  • Purpose: Optimizes warehouse material flow and inventory management.
  • Key T-Codes:
    • /SCWM/PRDO: Create Inbound Delivery
    • /SCWM/TO: Create Transfer Order
    • /SCWM/RFUI: RF Monitor

11. BASIS (System Administration)

  • Purpose: Focuses on SAP system administration, user roles, and technical operations.
  • Key T-Codes:
    • SU01: User Management
    • PFCG: Role Maintenance
    • ST22: ABAP Runtime Error Analysis

Summary

  1. FI/CO: FB50 (Post Document), KA01 (Create Cost Center)
  2. MM/SD: ME21N (Create Purchase Order), VA01 (Create Sales Order)
  3. PP/QM: CO01 (Create Production Order), QA01 (Create Inspection Lot)
  4. HCM/PS: PA20 (HR Data Display), CJ20N (Project Management)
  5. BASIS: SU01 (User Management), PFCG (Role Maintenance)

SAP modules integrate seamlessly to support end-to-end business processes, while T-Codes enable efficient task execution within each module.

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