enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Power-on self-test - Wikipedia

    en.wikipedia.org/wiki/Power-on_self-test

    Steady, short beeps Power supply may be bad Long continuous beep tone Memory failure Steady, long beeps Power supply bad No beep Power supply bad, system not plugged in, or power not turned on No beep If everything seems to be functioning correctly there may be a problem with the 'beeper' itself. The system will normally beep one short beep.

  3. POST card - Wikipedia

    en.wikipedia.org/wiki/POST_card

    Some motherboards have a built-in display to diagnose hardware problems. Most also report POST errors with audible beeps, if a PC speaker is attached. Such motherboards make POST cards less necessary. When these diagnostic cards were first introduced motherboards were expensive and well worth troubleshooting and repairing.

  4. Mobile daughter card - Wikipedia

    en.wikipedia.org/wiki/Mobile_Daughter_Card

    Download as PDF; Printable version; ... is a notebook version of the AMR slot on the motherboard of a desktop computer. ... MONO_OUT/PC_BEEP: AUDIO_PWRDN: 2 3: GND ...

  5. List of computing and IT abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_computing_and_IT...

    EAI—Enterprise Application Integration; EAP—Extensible Authentication Protocol; EAS—Exchange ActiveSync; EBCDIC—Extended Binary Coded Decimal Interchange Code; EBML—Extensible Binary Meta Language

  6. PC speaker - Wikipedia

    en.wikipedia.org/wiki/PC_speaker

    4-pin speaker connector (marked SPK) on motherboard Tiny moving-iron PC speaker uses 4-pin 2-wire connection. In some applications, the PC speaker is affixed directly to the computer's motherboard; in others, including the first IBM Personal Computer, the speaker is attached by wire to a connector on the motherboard. Some PC cases come with a ...

  7. BIOS interrupt call - Wikipedia

    en.wikipedia.org/wiki/BIOS_interrupt_call

    BIOS interrupt calls perform hardware control or I/O functions requested by a program, return system information to the program, or do both. A key element of the purpose of BIOS calls is abstraction - the BIOS calls perform generally defined functions, and the specific details of how those functions are executed on the particular hardware of the system are encapsulated in the BIOS and hidden ...

  8. Beep (sound) - Wikipedia

    en.wikipedia.org/wiki/Beep_(sound)

    A beep is a short, single tone, typically high-pitched, generally made by a computer or other machine. The term has its origin in onomatopoeia . The word "beep-beep" is recorded for the noise of a car horn in 1929, and the modern usage of "beep" for a high-pitched tone is attributed to Arthur C. Clarke in 1951.

  9. Serial presence detect - Wikipedia

    en.wikipedia.org/wiki/Serial_presence_detect

    In computing, serial presence detect (SPD) is a standardized way to automatically access information about a memory module.Earlier 72-pin SIMMs included five pins that provided five bits of parallel presence detect (PPD) data, but the 168-pin DIMM standard changed to a serial presence detect to encode more information.