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  2. Table of keyboard shortcuts - Wikipedia

    en.wikipedia.org/wiki/Table_of_keyboard_shortcuts

    ⇧ Shift+⌘ Cmd+4 then click+drag mouse over required area: Print Screen click+drag mouse over required area, then ↵ Enter : Ctrl+⇧ Shift+Show Windows then click+drag mouse over required area Copy screenshot of arbitrary area to clipboard (Snip) Windows 10: ⊞ Win+⇧ Shift+S: Ctrl+⇧ Shift+⌘ Cmd+4 then click+drag mouse over required area

  3. Magic SysRq key - Wikipedia

    en.wikipedia.org/wiki/Magic_SysRq_key

    The combinations always assume the QWERTY keyboard layout; [citation needed] for example, on the Dvorak keyboard layout, the combination to shut down the system uses the R key instead of O. Furthermore, some keyboards may not provide a separate SysRq key. In this case, a separate PrtScn key should be present.

  4. Power-on self-test - Wikipedia

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

    In the case of a hard reboot, ... Power supply, system board or keyboard problem 1 long, 1 short beep: System board problem 1 long, 2 short beeps:

  5. Troubleshooting AOL Desktop Gold

    help.aol.com/articles/aol-desktop-troubleshooting

    Restart the computer ... • Right click the AOL Desktop Tray Launcher icon in the System tray. • Select Create new desktop shortcut. • If the issue still exists ...

  6. Power key - Wikipedia

    en.wikipedia.org/wiki/Power_key

    Introduced along with the IIGS was the Apple Keyboard, which featured a rather large power key roughly centered above the main part of the keyboard. A power key became a standard feature of all ADB keyboards, notably the lauded Apple Extended Keyboard and its follow-ons. It began to become less common on later USB-based keyboards as these ...

  7. Keyboard controller (computing) - Wikipedia

    en.wikipedia.org/wiki/Keyboard_controller...

    The keyboard controller also handles PS/2 mouse input if a PS/2 mouse port is present. Today the keyboard controller is either a unit inside a Super I/O device or is missing, having its keyboard and mouse functions handled by a USB controller and its role in controlling the A20 line becoming integrated into the chipset's northbridge and then ...

  8. Reset (computing) - Wikipedia

    en.wikipedia.org/wiki/Reset_(computing)

    For example, in the x86 architecture, asserting the RESET line halts the CPU; this is done after the system is switched on and before the power supply has asserted "power good" to indicate that it is ready to supply stable voltages at sufficient power levels. [2] Reset places less stress on the hardware than power cycling, as the power is not ...

  9. 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!