Specifications

ROG Crosshair IV Formula A-3
Code Description
PASSWORD
Clear EPA or customization logo.
1. Call chipset power management hook.
2. Recover the text fond used by EPA logo (not for full screen logo)
3. If password is set, ask for password.
USB FINAL
Initialize PnP boot devices
1. USB nal Initialization
2. NET PC: Build SYSID structure
3. Switch screen back to text mode
4. Set up ACPI table at top of memory.
5. Invoke ISA adapter ROMs
6. Assign IRQs to PCI devices
7. Initialize APM
8. Clear noise of IRQs.
INIT ROM
Initialize device option ROMs.
NUM LOCK
1. Program daylight saving
2. Update keyboard LED & typematic rate
UPDT DMI
1. Build MP table
2. Build & update ESCD
3. Set CMOS century to 20h or 19h
4. Load CMOS time into DOS timer tick
5. Build MSIRQ routing table.
INT 19H
Boot attempt (INT 19h)
Debug code table
Manufacturer ASUSTek COMPUTER INC.
Address, City No. 150, LI-TE RD., PEITOU, TAIPEI 112, TAIWAN
R.O.C
Country TAIWAN
Authorized Representative in Europe ASUS COMPUTER GmbH
Address, City HARKORT STR. 21-23, 40880 RATINGEN
Country GERMANY