CPU CHG CPR FAIL FAN FAIL UCODEERR FLOPYERR KB ERROR HD ERR CMOS ERR MS ERROR 80P ERR BOOT CHG SMARTERR HM ERROR AINETERR CASEOPEN

PASSWORD

MEM2CMOS

INIT PNP USB FINAL

READ HDD BOOTMENU

NUM LOCK

UPDT DMI

INT 19H

CPU change CPR error Fan error UCODE error Floppy error Keyboard error HDD error CMOS error Mouse error

80 port error

Boot device change HDD smart function error Hard monitor error

AI NET error Case open

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. Save all data in stack back to CMOS

Initialize ISA PnP boot devices 1. USB final 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.

Read HDD boot sector information for Trend Anti-Virus code 1. Enable L2 cache

2. Program boot up speed

3. Chipset final initialization.

4. Power management final initialization

5. Clear screen & display summary table

6. Program K6 write allocation

7. Program P6 class write combining

1.Program daylight saving

2.Update keyboard LED & typematic rate

1.Build MP table

2.Build & update ESDVD

3.Set CMOS century to 20h or 19h

4.Load CMOS time into DOS timer tick

5.Build MSIRQ routing table.

Boot attempt (INT 19h)

A-

Appendix: CPU features