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HP Netservers Beep Codes

  • 1 One short beep just before boot begins.
  • 1-2 Option ROM checksum failure. One long, two short beeps on checksum failure.
  • 1-1-1-3 Verify Real Mode
  • 1-1-2-1 Get CPU type
  • 1-1-2-3 Initialize system hardware
  • 1-1-3-1 Initialize chip set registers
  • 1-1-3-2 Set in POST flag
  • 1-1-3-3 Initialize CPU registers
  • 1-1-4-1 Initialize cache
  • 1-1-4-3 Initialize I/O
  • 1-2-1-3 Jump to UserPatch
  • 1-2-2-1 Initialize keyboard controller
  • 1-2-2-3 BIOS ROM checksum
  • 1-2-3-1 8254 timer initialization
  • 1-2-3-3 8237 DMA controller initialization
  • 1-2-4-1 Reset Programmable Interrupt Controller
  • 1-3-1-1 Test DRAM refresh
  • 1-3-1-3 Test 8742 Keyboard Controller
  • 1-3-2-1 Set ES segment register to 4 GB
  • 1-3-2-3 Enable A20 address line
  • 1-3-3-1 Test / autosize DRAM
  • 1-3-3-2 Initialize or call POST memory manager
  • 1-3-3-3 Clear 512KB base RAM and verify the coherency filter configuration
  • 1-3-4-1 RAM failure on address line xxxx
  • 1-3-4-3 RAM failure on data bits xxxx of low byte of memory bus
  • 1-4-1-1 RAM failure on data bits xxxx of high byte of memory bus
  • 1-4-1-3 Test CPU bus-clock frequency
  • 1-4-2-1 Test CMOS
  • 1-4-3-1 Shadow system BIOS ROM
  • 1-4-3-3 Autosize cache
  • 1-4-4-1 Configure advanced chipset registers
  • 1-4-4-3 Read hardware from keyboard controller
  • 2-1-1-1 Configure CPU speed
  • 2-1-1-3 Initialize interrupt vectors
  • 2-1-2-1 Initialize BIOS interrupts
  • 2-1-2-3 Copyright checksum
  • 2-1-3-3 Video conflict
  • 2-1-2-3 Check ROM copyright notice
  • 2-2-3-1 Test for unexpected interrupt
  • 3-2-1-1 Initialize hard-disk controller or failure during Multiboot Allocation
  • 4-1-1-1 Try to boot with INT 19 (beep code is disabling A20 fails)
  • 4-1-4-1 Memory sizing error
  • 4-1-4-4 Coherency filter sizing error
  • 4-2-4-4 A20 error
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