Understanding bios beeps by phoenix , ibm, award bios,.

  • Skirge
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Post 3+ Months Ago

AMI BIOS:

Number and Duration of Beeps
Message

one short - DRAM refresh failure (Problem with memory)
two short - Parity circuit failure
three short - Base 64K RAM failure
four short - System Timer failure
five short - Processor failure
six short - Keyboard Controller / Gate A20 failure
seven short - Virtual Mode Exception error
eight short - Display Memory Read/Write failure (fault with video card)
nine short - ROM BIOS Checksum error (fault with BIOS chip)
ten short - CMOS Shutdown Read/Write error
eleven short - Cache memory
one long - Passed (no errors)
one long, two short - Video failure
one long, three short - Base / Extended Memory failure
one long, eight short - Display / Retrace Test failure


Award BIOS:

Number and Duration of Beeps
Message

one short Passed - (no errors)
two short - Any non-fatal error
one long, two short - Video failure
one long, three short - Keyboard Controller failure (applies to 286, 386 and 486)


IBM BIOS:

Number and Duration of Beeps
Message

none - Power Supply or System Board failure (possible short)
one short - Passed (no errors)
one short - (blank screen) Video error (check cable)
one short - (no boot) Floppy Drive error
two short - Configuration Error (displayed on screen)
repeating short - Power Supply or System Board failure
continuous - Power Supply or System Board / Keyboard stuck
one long, one short - System Board failure
one long, two short - Video (Mono/CGA) failure (check cable)
one long, three short - Video (EGA) failure (check cable)
three long - Keyboard Card error


Phoenix BIOS

Number of Beeps
Message

one, one, three - CMOS Read/Write
one, one, four - ROM BIOS Checksum failure
one, two, one - Programmable Interval Timer failure
one, two, two - DMA Initialisation failure
one, two, three - DMA Page Register Read/Write failure
one, three, one - RAM Refresh Verification error
one, three, three - First 64K RAM Chip/Data Line failure
one, three, four - First 64K RAM Odd/Even Logic
one, four, one - First 64K RAM: Address Line
one, four, two - First 64K RAM: Parity failure
one, four, three - Fail-Safe Timer Feature (EISA only)
one, four, four - Software NMI Port failure (EISA only)
two - (followed by various combinations) First 64K RAM Chip/Data Line failure (combinations indicate which bit)
three, one, one - Slave DMA Register failure
three, one, two - Master DMA Register failure
three, one, three - Master Interrupt Mask Register failure
three, one, four - Slave Interrupt Mask Register failure
three, two, four - Keyboard Controller failure
three, three, four - Display Memory failure
three, four, one - Display Retrace failure
three, four, two - Video ROM search proceeding
four, two, one - Timer Tick failure
four, two, two - Shutdown failure
four, two, three - Gate A20 failure
four, two, four - Unexpected Interrupt in Protected Mode
four, three, one - RAM test above 64K failure
four, three, two/three - Programmable Interval Timer, Channel 2 failure
four, three, four - Realtime Clock failure
four, four, one - Serial Port error
four, four, two - Parallel Port error
four, four, three - Math Co-processor failure
(tone) one, one, two - System Board Select
(tone) one, one, three - Extender CMOS RAM


I just thought this would be helpful
  • roarmeow
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Post 3+ Months Ago

that is wonderful!
  • SKATER
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Post 3+ Months Ago

very helpful. Thank you
  • Skirge
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Post 3+ Months Ago

no problem guys happy to supply u guys with some info

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