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  2. Power-on self-test - Wikipedia

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

    Delays beginning the tests a fraction of a second to allow the hardware to stabilize. Jumps to ROM code in diagnostic card (if found) Disables and clears all DMA and interrupts. Turns on the screen. Checks the general hardware configuration. If the screen remains a light gray color and the tests continue, the hardware is OK.

  3. Diagnostic program - Wikipedia

    en.wikipedia.org/wiki/Diagnostic_program

    A diagnostic program (also known as a test mode) is an automatic computer program sequence that determines the operational status within the software, hardware, or any combination thereof in a component, a system, or a network of systems. Diagnostic programs ideally provide the user with guidance regarding any issues or problems found during ...

  4. Key rollover - Wikipedia

    en.wikipedia.org/wiki/Key_rollover

    Key rollover is the ability of a computer keyboard to correctly handle several simultaneous keystrokes. A keyboard with n-key rollover (NKRO) can correctly detect input from each key on the keyboard at the same time, regardless of how many other keys are also being pressed. Keyboards that lack full rollover will register an incorrect keystroke ...

  5. ThinkLight - Wikipedia

    en.wikipedia.org/wiki/ThinkLight

    ThinkLight was a keyboard light present on many older ThinkPad families of notebook computers. The series was originally designed by IBM , and then developed and produced by Lenovo since 2005. The ThinkLight has been replaced by a backlight keyboard on later generations of ThinkPads, and Lenovo has discontinued the ThinkLight in 2013.

  6. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. CDC warns of 'high' respiratory virus activity as cases ... - AOL

    www.aol.com/respiratory-virus-activity-high...

    Respiratory illness activity – a measure of how often conditions like the common cold, flu, COVID-19, and respiratory syncytial virus are diagnosed – is currently "high" in the United States ...

  8. Child hospitalized after holiday drone show in Orlando goes ...

    www.aol.com/child-hospitalized-holiday-drone...

    A child was hospitalized after being hit by one of several drones that crashed into each other during a Saturday night aerial holiday show in Orlando, authorities said.

  9. Ohio Couple Who Tortured Adopted Kids ‘Worse Than ... - AOL

    www.aol.com/ohio-couple-tortured-adopted-kids...

    An Ohio couple who tortured their five adopted sons in “dungeon”-like conditions and deprived them of food and water, among other abuses, has been sentenced after taking a plea deal.