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  2. HCMOS - Wikipedia

    en.wikipedia.org/wiki/HCMOS

    HCMOS ("high-speed CMOS") is the set of specifications for electrical ratings and characteristics, forming the 74HC00 family, a part of the 7400 series of integrated circuits. [ 1 ] The 74HC00 family followed, and improved upon, the 74C00 series (which provided an alternative CMOS logic family to the 4000 series but retained the part number ...

  3. 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 ...

  4. Black screen of death - Wikipedia

    en.wikipedia.org/wiki/Black_screen_of_death

    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 to the system, the user is then stuck at a black screen instead. Performing a hard shutdown of the computer and cold-booting it is the only way to ...

  5. System Management Mode - Wikipedia

    en.wikipedia.org/wiki/System_Management_Mode

    However, BIOS manufacturers and OEMs have relied on SMM for newer functionality like Advanced Configuration and Power Interface (ACPI). [9] [10] Some uses of the System Management Mode are: Handle system events like memory or chipset errors; Manage system safety functions, such as shutdown on high CPU temperature; System Management BIOS (SMBIOS)

  6. User error - Wikipedia

    en.wikipedia.org/wiki/User_error

    This usage implies a lack of computer savviness, asserting that problems arising when using a device are the fault of the user. Critics of the term argue that the problems are caused instead by poor product designs that fail to anticipate the capabilities and needs of the user. The term can also be used for non-computer-related mistakes.

  7. Screen of death - Wikipedia

    en.wikipedia.org/wiki/Screen_of_death

    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. Also in Windows 11 previews the Blue Screen of Death was changed to black. [1]

  8. Dynamic voltage scaling - Wikipedia

    en.wikipedia.org/wiki/Dynamic_voltage_scaling

    In computer architecture, dynamic voltage scaling is a power management technique in which the voltage used in a component is increased or decreased, depending upon circumstances. Dynamic voltage scaling to increase voltage is known as overvolting ; dynamic voltage scaling to decrease voltage is known as undervolting .

  9. Corrugated stainless steel tubing - Wikipedia

    en.wikipedia.org/wiki/Corrugated_stainless_steel...

    CSST is used as an alternative to the older standard “black iron” (steel) gas pipe. The inner stainless steel layer of typical residential CSST is .2 to .3 mm thick while the wall thickness of typical residential “black iron” gas pipe is 3 to 4 mm thick. CSST is more expensive than “black iron” gas pipe.