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This chapter contains information to help you troubleshoot the system. It
describes error reporting methods and suggests appropriate solutions to various
problems. American Megatrends Inc. Basic Input/Output System
(AMIBIOS) provides all IBM
routines as well as enhanced AMIBIOS POST routines. AMIBIOS POST
supports CPU internal diagnostics.
POST phases
When the system is powered on, AMIBIOS executes two types of POST
routines. The two types of POST routines are:
• System test and initialization – tests and initializes AMIBIOS for
normal operations
• System configuration verification – compares the defined configuration
with the hardware actually installed.
6
Power On Self-Tests
®
standard Power-On Self Test (POST)
6
6-1
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