EVGA 131-K8-NF44-XX manual Appendix, Quick Debug Port Post Codes

APPENDIX 1

Quick Debug Port Post Codes

Please refer to the following Quick Debug table to assist in troubleshooting problems that are revealed through the motherboard’s Debug Port. If you need more detailed information, you can refer to the Detailed Debug tables in the following pages.

Code(hex)	Name	Description
65	Init onboard device	Early Initialized the super IO, Reset Video controller, Keyboard
		controller init, Test the Keyboard Initialized the mouse Onboard
		audio controller initialize if exist. Check the integrity of the ROM,
		BIOS and message Check Flash type and copy flash write/erase
		routines to 0F000h segments, Check Cmos Circuitry and reset
		CMOS Program the chipset registers with CMOS values Init onboard
		clock generator
66	Early System setup	Check the CPU ID and init L1/L2 cache, Initialize first 120 interrupt
		vectors with SPURIOUS_INT_HDLR and initialize INT 00h-1Fh
		according to INT_TBL First step initialize if single CPU onboard. Re-
		init KB If support HPM, HPM get initialized here
67	KBC and CMOS Init	Verifies CMOS is working correctly, detects bad battery. If failed,
		load CMOS defaults and load into chipset Final Initial KBC and
		setup BIOS data area.
68	Video Init	Read CMOS location 14h to find out type of video in use. Detect and
		Initialize Video Adapter. Test video memory, write sign-on message
		to screen. Setup shadow RAM - Enable shadow according to Setup.
69	8259 Init	Init 8259 channel 1 and mask IRQ 9
6A	Memory test	Quick Memory Test
6B	CPU Detect and IO init	Detect CPU speed and display CPU vendor specific version string
		and turn on all necessary CPU features. Display PnP logo and PnP
		early init Setup virus protect according to Setup. If required, will auto
		load Awdflash.exe in POST Initializing onboard superIO
6C	Reserved
6D	Reserved
6E	Reserved
6F	Reserved
70	Setup Init	Display setup message and enable setup functions. Detect if mouse
		is present,
		initialize mouse, install interrupt vectors. Special treatment to PS2
		Mouse port
		ACPI sub-system initializing
71	Setup Cache Controller	Initialize cache controller.
72	Install FDD	Enter setup check and auto-configuration check up Initialize floppy
		disk drive controller and any drives. Install FDD and setup BIOS
		data area parameters
73	Install HDD	Initialize hard drive controller and any drives. IDE device detection
		and install Initialize any serial and parallel ports (also game port).

EVGA Corporation 2900 Saturn St. Suite B, Brea, CA 92821

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

Page 33