EVGA 131-K8-NF44-XX manual Boot Block Post Codes

74	Detect & Initialize Math	Initialize math coprocessor.
	Coprocessor
75	HDD Check for Write	HDD check out
	protection
76	Reserved
77	Display POST error	Check POST error and display them and ask for user intervention -
		Ask password security (optional).
78	CMOS and Option ROM Init	Write all CMOS values back to RAM and clear screen. Enable parity
		checker Enable NMI, Enable cache before boot. Initialize any option
		ROMs present from C8000h to EFFFFh.
79	Reserved
7A	Reserved
7B	Reserved
7C	Reserved
7D	Boot Medium detection	Read and store boot partition head and cylinders values in RAM
7E	Final Init	Final init for last micro details before boot
7F	Special KBC patch	Set system speed for boot, Setup NumLock status according to
		Setup
80	Boot Attempt	Set low stack Boot via INT 19h.
FF	Boot
BOOT BLOCK POST CODES
Code(hex)	Name	Description
1	Base memory test	Clear base memory area (0000:0000--9000:ffffh)
5	KB init	Initialized KBC
12	Install interrupt vectors	Install int. vector (0-77), and initialized 00-1fh to their
		proper place
0D	Init Video	Video initializing
41	Init FDD	Scan floppy and media capacity for onboard superIO
FF	Boot	Load boot sector

For a more detailed treatment of POST CODES, please see the POST CODES PDF document that is located on your driver CD in the Manuals section.

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Phone: 888 / 881-EVGA - 714 / 528-4500 - Fax: 714 / 528-4501

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