Sony SupportPCV-RS521

Article ID : 00026960 / Last Modified : 03/10/2011Print

What are the BIOS beep codes for a Sony® computer?

    IMPORTANT: A single beep will occur once when starting the computer, this is normal operation.

    Award BIOS beep codes

    Beeps Error Message Description
    1 long, 2 short Video adapter error Either video adapter is bad or is not seated properly. Also, check to ensure the monitor cable is connected properly.
    Repeating (endless loop) Memory error Check for improperly seated or missing memory.
    1 long, 3 short No video card or bad video RAM Reseat or replace the video card.
    Repeating High/Low CPU Either the CPU is not seated properly or the CPU is damaged. May also be due to excess heat. Check the CPU fan or BIOS settings for proper fan speed.

    AMI BIOS beep codes

    Beep Code Description
    1 Short DRAM refresh failure
    2 Short Parity circuit failure
    3 Short Base 64K RAM failure
    4 Short System timer failure
    5 Short Process failure
    6 Short Keyboard controller Gate A20 error
    7 Short Virtual mode exception error
    8 Short Display memory read/write test failure
    9 Short ROM BIOS checksum failure
    10 Short CMOS shutdown Read/Write error
    11 Short Cache Memory error
    1 Long, 3 Short Conventional/Extended memory failure
    1 Long, 8 Short Display/Retrace test failed