EVGA 141-LF-E658-KR User Guide - Page 52

EVGA Glossary of Terms

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Code 90 A1 A2 A4 A7 A9 AA AB AC B1 00 (can vary) Description Initialize system management interrupt Prepare for system boot Initialize IRQ routing table Display boot option popup Display system configuration screen Wait for user input at configuration display Uninstall POST vector Prepare BBS for Int 19 boot End of POST initialization Save system context for ACPI Pass control to OS Show CPU Temp (if enabled) EVGA Glossary of Terms ACPI - Advanced Configuration and Power Interface AFR - Alternate Frame Rendering APIC - Advanced Programmable Interrupt Controller BIOS - Basic Input Output System CD-ROM - Compact Disc Read-Only Memory CMOS - Complementary Metal-Oxide Semiconductor CPU - Central Processing Unit D-ICE - Dry Ice Cooling DDR2 - Double Data Rate 2 52

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52
Code
Description
90
Initialize system management interrupt
A1
Prepare for system boot
A2
Initialize IRQ routing table
A4
Display boot option popup
A7
Display system configuration screen
A9
Wait for user input at configuration display
AA
Uninstall POST vector
AB
Prepare BBS for Int 19 boot
AC
End of POST initialization
B1
Save system context for ACPI
00
Pass control to OS
(can vary)
Show CPU Temp (if enabled)
EVGA Glossary of Terms
ACPI - Advanced Configuration and Power Interface
AFR
–
Alternate Frame Rendering
APIC - Advanced Programmable Interrupt Controller
BIOS - Basic Input Output System
CD-ROM - Compact Disc Read-Only Memory
CMOS - Complementary Metal-Oxide Semiconductor
CPU
–
Central Processing Unit
D-ICE
–
Dry Ice Cooling
DDR2 - Double Data Rate 2