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  2. System crash screen - Wikipedia

    en.wikipedia.org/wiki/System_crash_screen

    By far, this is the most famous screen of death. Black Screens of Death are used by several systems. One is a failure mode of Windows 3.x. One appears when the bootloader for Windows Vista and later fails. In early Windows 11 previews, the Blue Screen of Death was changed to black. [1]

  3. Black screen of death - Wikipedia

    en.wikipedia.org/wiki/Black_screen_of_death

    This black screen was simplified compared to the previous blue screen, omitting instructions that the user is recommended to take. [ citation needed ] Windows 10 and later also displays a black screen due to an unfinished update in addition to the aforementioned causes above; in this case, after the system restarts and the user tries to login ...

  4. Sync box - Wikipedia

    en.wikipedia.org/wiki/Sync_box

    When the camera's shutter is not in sync with the NTSC monitor, thick, dark horizontal bands or bars will appear and drift across the screen. These are called "roll bars". A sync box with phase control is used to eliminate the roll bars. [2] Shooting at 24 fps with a 144° camera shutter will reduce the size of the roll bars to very thin lines.

  5. Settings A-Z - AOL Help

    help.aol.com/settings

    Get answers to your AOL Mail, login, Desktop Gold, AOL app, password and subscription questions. Find the support options to contact customer care by email, chat, or phone number.

  6. Blue screen of death - Wikipedia

    en.wikipedia.org/wiki/Blue_screen_of_death

    The Windows 9x line of operating systems used the Blue Screen of Death as the main way for virtual device drivers to report errors to the user. This version of the BSoD, internally referred to as " _VWIN32_FaultPopup ", gives the user the option either to restart the computer or to continue using Windows, allowing the user to save their work ...

  7. Screen burn-in - Wikipedia

    en.wikipedia.org/wiki/Screen_burn-in

    Burn-in on a monitor, when severe as in this "please wait" message, is visible even when the monitor is switched off. Screen burn-in, image burn-in, ghost image, or shadow image, is a permanent discoloration of areas on an electronic visual display such as a cathode-ray tube (CRT) in an older computer monitor or television set.

  8. Scan line - Wikipedia

    en.wikipedia.org/wiki/Scan_line

    On CRT screens the horizontal scan lines are visually discernible, even when viewed from a distance, as alternating colored lines and black lines, especially when a progressive scan signal with below maximum vertical resolution is displayed. [2] This is sometimes used today as a visual effect in computer graphics. [3]

  9. Defective pixel - Wikipedia

    en.wikipedia.org/wiki/Defective_pixel

    Close-up of an LCD, showing a dead green subpixel as a black rectangle A defective pixel or a dead pixel is a pixel on a liquid crystal display (LCD) that is not functioning properly. The ISO standard ISO 13406-2 distinguishes between three different types of defective pixels, [ 1 ] while hardware companies tend to have further distinguishing ...