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130 Chapter 4
BEh Cle ar screen (optional)
BFh Check virus and backup reminders
C0h Try to boot with INT 19
C1h Initial ize POST Error Manager (PEM)
C2h Initial ize error logging
C3h Initialize error display function
Code Beeps POST Routine Description
C4h Initialize system error handler
C5h PnPnd dual CMOS (optional)
C6h Initialize notebook docking (optional)
C7h Initialize notebook docking late
C8h Force check (optional)
C9h Extended checksum (optional)
D2h Unkn own interrupt
Code Beeps For Boot Block in Flash ROM
E0h Initial ize the chipset
E1h Initial ize the bridge
E2h Initial ize the CPU
E3h Initialize system timer
E4h Initialize system I/O
E5h Check force recovery boot
E6h Checksum BIOS ROM
E7h G o to BIOS
E8h Set Huge Segment
E9h Initial ize Multi Processor
EAh Initialize OEM special code
EBh Initialize PIC and DMA
ECh Initialize Memory type
EDh Initialize Memory size
EEh Shadow Boot Block
EFh System memory test
F0h Initialize interrupt vectors
F1h Initialize Run Time Clock
F2h Initial ize video
F3h Initialize System Management Mode
F4h 1 Output one beep before boot
F5h Boot to Mini DOS
F6h Cle ar Huge Segment
F7h Boot to Full DOS
Code Beeps POST Routine Description