3-1
CHAPTER 3
Power-On Self-Test
This chapter describes how to initiate power-on self-test (POST) diagnostics. The
examples given in this chapter are representative, details of actual test resultsmay
be different, depending on system configurations.
This chapter contains the following topics:
■POST Overview—page 3-2
■Pre-POST Preparation—page 3-2
■Initializing POST—page 3-5
■Maximum and Minimum Levels of POST—page3-6
■POST Progress and Error Reporting—page3-18
■Bypassing POST—page 3-21
■Additional Keyboard Control Commands—page 3-22
■System and Keyboard LEDs—page 3-22
■Initializing Motherboard POST—page 3-23