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  2. Power-on self-test - Wikipedia

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

    The system will normally beep one short beep. One long, two short beeps Video card failure ... Additional information on computer POST / Beep Codes - from Computer ...

  3. POST card - Wikipedia

    en.wikipedia.org/wiki/POST_card

    POST cards for PCs, while originally high-priced, cost from just a few US dollars upwards in the 21st century. 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.

  4. List of video connectors - Wikipedia

    en.wikipedia.org/wiki/List_of_video_connectors

    ATI RV670 based graphics cards and NVIDIA G92 graphics cards (both as OEM optional implementations) DisplayPort introduced the 128-bit AES to replace HDCP. DisplayPort version 1.1 added support for HDCP. DiiVA: 2008: 13-pin Digital: 2560 × 1600 @ 75 4096 × 2160 @ 24: A/V systems: High-bandwidth Digital Content Protection (HDCP). HDBaseT: 2010 ...

  5. PC speaker - Wikipedia

    en.wikipedia.org/wiki/PC_speaker

    Since it is active before the graphics card, it can be used to communicate "beep codes" related to problems that prevent the much more complex initialization of the graphics card to take place. For example, the Video BIOS usually cannot activate a graphics card unless working RAM is present in the system while beeping the speaker is possible ...

  6. Error code - Wikipedia

    en.wikipedia.org/wiki/Error_code

    Download QR code; Print/export Download as PDF ... They can also be indicated by lights or beeps, e.g., if a device does not have a display. ... A computer program ...

  7. List of graphics chips and card companies - Wikipedia

    en.wikipedia.org/wiki/List_of_graphics_chips_and...

    Produced graphics cards for Macintosh and Macintosh clones: Jingjia Micro: China: 2006: Active: China's largest producer of GPUs Matrox: Canada: 1976: Un­known: Exited the graphics chip industry: Once a mass manufacturer of graphics chips, now targets niche markets; still produces graphics cards based on Intel's Arc GPUs Moore Threads: China ...

  8. What is a credit card security code? - AOL

    www.aol.com/finance/credit-card-security-code...

    A credit card security code is a three- or four-digit code that’s unique to your card. In case a merchant asks, the security code goes by a few different names , mainly the: Card Verification ...

  9. Macintosh startup - Wikipedia

    en.wikipedia.org/wiki/Macintosh_startup

    The Chimes of Death are the Macintosh equivalent of a beep code on IBM PC compatibles. On all Macintosh models predating the adoption of PCI and Open Firmware, the Chimes of Death are often accompanied by a Sad Mac icon in the middle of the screen (more information about the Sad Mac is above). Different Macintosh series have different death chimes.