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2 Troubleshooting Procedures
Satellite P500 and Satellite Pro500 Maintenance Manual (960-Q08)
17
Code Beeps POST Routine Description
AAh Scan for F2 key stroke
ACh Enter SETUP
AEh Clear Boot flag
B0h Check for errors
B2h POST done - prepare to boot operating system
B4h 1 One short beep before boot
B5h Terminate QuietBoot (optional)
B6h Check password (optional)
B9h Prepare Boot
Bah Initialize DMI parameters
BBh Initialize PnP Option ROMs
BCh Clear parity checkers
BDh Display MultiBoot menu
BEh Clear screen (optional)
BFh Check virus and backup reminders
C0h Try to boot with INT 19
C1h Initialize POST Error Manager (PEM)
C2h Initialize error logging
C3h Initialize error display function
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 Unknown interrupt