HP PAVILION Pavilion ZE4300 Service Manual page 119

Beep Codes
2-3-2-4
2-3-3-1
2-3-3-2
2-3-3-3
2-3-3-4
2-3-4-1
2-3-4-3
2-4-1-1
2-4-1-3
2-4-2-3
2-4-4-1
2-4-4-2
2-4-4-3
3-1-1-1
3-1-1-2
3-1-1-3
3-1-1-4
3-1-2-1
3-1-2-2
3-1-2-3
3-1-2-4
3-1-3-1
3-1-3-2
3-1-3-3
3-1-3-4
3-1-4-1
3-1-4-4
3-2-1-1
3-2-1-2
3-2-1-3
3-2-1-4
3-2-2-2
3-2-2-3
3-2-2-4
3-2-3-2
3-2-3-3
3-2-4-1
3-2-4-2
3-2-4-3
3-2-4-4
3-3-1-1
3-3-1-3
3-3-2-1
3-3-3-1
3-3-3-3
3-3-4-1
3-3-4-3
3-4-1-1
3-4-1-2
3-4-1-3
3-4-2-2
3-4-2-3
3-4-2-4
3-22 Troubleshooting and Diagnostics
POST Description
Initialize Multi Processor APIC
Enable external and CPU caches
Set up System Management Mode (SMM) area
Display external L2 cache size
Load custom defaults (optional)
Display shadow-area message
Display possible high address for UMB recovery
Display error messages
Check for configuration errors
Check for keyboard errors
Set up hardware interrupt vectors
Initialize Intelligent System Monitoring
Initialize coprocessor if present
Disable onboard Super I/O ports and IRQs
Late POST device initialization
Detect and install external RS232 ports
Configure non-MCD IDE controllers
Detect and install external parallel ports
Initialize PC-compatible PnP ISA devices
Re-initialize onboard I/O ports
Configure Motherboard Configurable Devices (optional)
Initialize BIOS Data Area
Enable Non-Maskable Interrupts (NMIs)
Initialize Extended BIOS Data Area
Test and initialize PS/2 mouse
Initialize floppy controller
Determine number of ATA drives (optional)
Initialize hard-disk controllers
Initialize local-bus hard-disk controllers
Jump to UserPatch2
Build MPTABLE for multi-processor boards
Install CD-ROM for boot
Clear huge ES segment register
Fix up Multi Processor table
Check for SMART Drive (optional)
Shadow option ROMs
Set up Power Management
Initialize security engine (optional)
Enable hardware interrupts
Determine number of ATA and SCSI drives
Set time of day
Check key lock
Initialize typematic rate
Erase F2 prompt
Scan for F2 keystroke
Enter SETUP
Clear Boot flag
Check for errors
Inform ROMPilot about the end of POST
POST done—prepare to boot OS
Terminate QuietBoot (optional)
Check password (optional)
Initialize ACPI BIOS
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