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  2. PC LOAD LETTER - Wikipedia

    en.wikipedia.org/wiki/PC_LOAD_LETTER

    The message is encountered when printing on older HP LaserJet printers such as the LaserJet II, III, and 4 series. It means that the printer is trying to print a document that needs "Letter size" (8½ × 11 in.) paper when no such paper is available. [3] Early LaserJet models used a two-character display for all status messages.

  3. Print an email, attachment, or website in AOL Desktop Gold

    help.aol.com/articles/unable-to-print-from...

    Your printer may not work due to factors outside of AOL like a faulty printer, corrupted files, or conflicting programs. Try to print in Internet Explorer (IE) to determine if the problem is exclusive to AOL. If you're still unable to print in IE, contact your printer manufacturer.

  4. Printer Job Language - Wikipedia

    en.wikipedia.org/wiki/Printer_Job_Language

    Printer Job Language (PJL) is a method developed by Hewlett-Packard for switching printer languages at the job level, and for status readback between the printer and the host computer. PJL adds job level controls, such as printer language switching, job separation, environment, status readback, device attendance and file system commands.

  5. AirPrint - Wikipedia

    en.wikipedia.org/wiki/AirPrint

    AirPrint is a feature in Apple Inc.'s macOS and iOS operating systems for printing without installing printer-specific drivers.. Connection is via a local area network (often via Wi-Fi), [1] [2] either directly to AirPrint-compatible printers, or to non-compatible shared printers by way of a computer running Microsoft Windows, Linux, [3] or macOS.

  6. lp0 on fire - Wikipedia

    en.wikipedia.org/wiki/Lp0_on_fire

    The first documented fire-starting printer was a Stromberg-Carlson 5000 xerographic printer (similar to a modern laser printer, but with a CRT as the light source instead of a laser), installed around 1959 at the Lawrence Livermore National Laboratory and modified with an extended fusing oven to achieve a print speed of one page per second. In ...

  7. Sleep onset latency - Wikipedia

    en.wikipedia.org/wiki/Sleep_onset_latency

    MSLT Scores Minutes Sleepiness 0–5: Severe 5–10: Troublesome 10–15: Manageable 15–20: Excellent A sleep onset latency of 0 to 5 minutes means severe sleep deprivation, 5 to 10 minutes is "troublesome", 10 to 15 minutes indicates a mild but "manageable" degree of sleep debt, and 15 to 20 minutes is indicative of "little or no" sleep debt.

  8. Tablet computer - Wikipedia

    en.wikipedia.org/wiki/Tablet_computer

    Before the release of iPad, Axiotron introduced [52] an aftermarket, heavily modified Apple MacBook called Modbook, a Mac OS X-based tablet computer. The Modbook uses Apple's Inkwell for handwriting and gesture recognition, and uses digitization hardware from Wacom. To get Mac OS X to talk to the digitizer on the integrated tablet, the Modbook ...

  9. Sleep - Wikipedia

    en.wikipedia.org/wiki/Sleep

    The electrical activity seen on an EEG represents brain waves. The amplitude of EEG waves at a particular frequency corresponds to various points in the sleep-wake cycle, such as being asleep, being awake, or falling asleep. [18] Alpha, beta, theta, gamma, and delta waves are all seen in the different stages of sleep.