Power-On Self-Test (POST) Error Codes Categories for the A+ Certification Exams - dummies

Power-On Self-Test (POST) Error Codes Categories for the A+ Certification Exams

By Glen E. Clarke, Edward Tetz, Timothy Warner

Part of A+ Certification All-In-One For Dummies Cheat Sheet

Each hardware manufacturer has its own diagnostic codes that identify specific POST errors. You need to consult the manufacturer documentation for the diagnostic codes for your hardware, but the general breakdown of the code categories is as follows:

  • 100–199: Motherboard error
  • 200–299: Memory error
  • 300–399: Keyboard error
  • 600–699: Floppy drive error
  • 1400–1499: Printer error
  • 1700–1799: Hard drive error