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Chapter 6 Output

Chapter 6 Output. Objectives. Output Display devices Flat-panel CRT Printers Non-impact printers Impact printers Voice output Speakers and headsets Other output devices. What is Output?. Next. What is output ?. Data that has been processed into a useful form,.

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Chapter 6 Output

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  1. Chapter 6Output

  2. Objectives • Output • Display devices • Flat-panel • CRT • Printers • Non-impact printers • Impact printers • Voice output • Speakers and headsets • Other output devices

  3. What is Output? Next • What isoutput? • Data that has been processed into a useful form, • Output device is any hardware component that can convey information to user p. 300 Fig. 6-1

  4. Display Devices Next • What is adisplay device? • Output device that visually conveys information • Information on display device sometimes called soft copy • Monitorhouses display device as separate peripheral • Flat-panel display: a lightweight display device with a shallow depth and flat screen • LCD • Gas plasma • CRT display: contains a large, sealed glass tube called cathode-ray tube p. 302

  5. Flat-Panel Displays Next • What is an LCD monitor? • Uses liquid crystal display • Have a small footprint • Mobile devices that contain LCD displays include • Notebook computer, Tablet PC, PDA, and Smart Phone p. 302 Fig. 6-2

  6. Flat-Panel Displays Next • What about using multiple LCD monitors? • Some users position two or more monitors side by side or stacked • Allows users to run multiple applications simultaneously p. 303 Fig. 6-3

  7. Flat-Panel Displays • Notebooks • Tablet PCs • PDAs • Smart phones Next • What are some mobile devices that have LCD screens? p. 303 Fig. 6-4

  8. Flat-Panel Displays Next • What isresolution? • Sharpness and clarity of image • Higher resolution makes image sharper, displays more text on screen, makes some elements smaller p. 304 Fig. 6-5

  9. Flat-Panel Displays Click to view Web Link,click Chapter 6, Click Web Linkfrom left navigation, then click Video Memory below Chapter 6 Next • How do you use an LCD monitor with a video card? • Plug monitor intoDigital Video Interface (DVI)porton computer standard monitorport S-video port DVI port p. 305 Fig. 6-6

  10. Flat-Panel Displays Next • What is aplasma monitor? • Displays image by applying voltage to layer of gas • Larger screen size and higher display quality than LCD, but are more expensive p. 306 Fig. 6-7

  11. Flat-Panel Displays Next • What areHDTVs andinteractive TV? Select a movie from a central library of movies Vote or respond to network questionnaires Bank Two-way communications technology in which users interact with television programming HDTV (high-definition television)works directly with interactive TV Shop Play games Video conference p. 306

  12. CRT Monitors Next • What is aCRT monitor? • Containscathode-ray tube (CRT) • Screen coated with tiny dots of phosphor material • Each dot consists of a red, blue, and green phosphor • Common sizes are 15, 17, 19, 21, and 22 inches • Viewable size is diagonal measurement of actual viewing area p. 307 Fig. 6-9

  13. CRT Monitors Click to view Web Link,click Chapter 6, Click Web Linkfrom left navigation, then click CRT Monitors below Chapter 6 Next • What determines the quality of a CRT monitor? • Screen resolution • Text created with a smaller dot pitch is easierto read • Refresh rate is speed at which monitor redrawsimages on screen p. 308

  14. Printers portrait landscape Next • What is aprinter? • Output device that produces text and graphics on paper • Result ishard copy, orprintout • Two orientations:portraitandlandscape p. 310 Fig. 6-11

  15. Printers Next • What is anonimpact printer? • Forms characters and graphics without striking paper • Ink-jet printersprays tiny drops of liquid ink onto paper • Prints in black-and-white or color on a variety of paper types p. 312 Fig. 6-14

  16. Printers Next • What is theresolutionof a printer? • Sharpness and clarity • Measured by number ofdots per inch (dpi)printercan output p. 313 Fig. 6-15

  17. Printers Step 1.Take photograph with digital camera and store it on media card in the camera. media card photo printer media cards Step 3.Use menu to select desired image to print, view it on LCD screen, edit if necessary, select size of the print, and then print image. Click to view Web Link,click Chapter 6, Click Web Link from left navigation, then click Photo Printersbelow Chapter 6 Step 4.Remove printed photo from the printer. Next • What is aphoto printer? • Color printer that produces photo-lab-quality pictures Step 2.Insert media card into card reader on photo printer. p. 314 Fig. 6-17

  18. Printers Next • What is alaser printer? • High-speed, high-quality nonimpact printer • Prints text and graphics in very high-quality resolution, ranging from 1,200 to 2,400 dpi • Typically costs more than ink-jet printer, but is much faster p. 315 Fig. 6-18

  19. Printers home use professional Next • What is athermal printer? • Generates images by pushing electrically heated pins against heat-sensitive paper • Dye-sublimation printer, (also called a digital photo printer) uses heat to transfer dye to specially coated paper p. 317 Fig. 6-20

  20. Printers Next • What is amobile printer? • Small, lightweight, battery-powered printer that allows mobile user to print from notebook computer, Tablet PC, or PDA while traveling p. 317 Fig. 6-21

  21. Printers Next • What is alabel printer? • Small printer that prints on adhesive-type material • Most also print bar codes • Postage printer has built-in digital scale and printspostage stamps p. 318 Fig. 6-22

  22. Printers Next • What is aplotter? • Sophisticated printer used to produce high-quality drawings • Large-format printercreates photo-realistic-qualitycolor prints p. 318 Fig. 6-23

  23. Printers Next • What is adot-matrix printer? • Impact printer that produces printed images when tiny wire pins strike ribbon • Impact printer forms characters by striking mechanism against inked ribbon that contacts paper p. 319 Fig. 6-24

  24. Printers Next • What is aline printer? • High-speed impact printer that prints entire lineat a time • Speed measured in lines per minute (lpm) • Band printer prints fullyformed characters using a hammer mechanism • Shuttle-matrix printer is high-speed printer that works like dot-matrix printer p. 319 Fig. 6-25

  25. Speakers and Headsets Click to view Web Link, click Chapter 6, Click Web Link from left navigation, then click Speakers and Headsets below Chapter 6 Next • What is anaudio output device? • Computer component that produces music, speech, or other sounds • Speakers and headsets are common devices p. 320 Figs. 6-26 – 6-27

  26. Other Output Devices Next • What is afacsimile (fax) machine? • Device that transmits and receives documents over telephone lines p. 322 Fig. 6-29

  27. Other Output Devices internal fax card in system unit external fax modem Click to view Web Link, click Chapter 6, Click Web Link from left navigation, then click Fax Modems below Chapter 6 fax machine Next • What is afax modem? • Modem that allows you to send and receive electronic documents as faxes p. 322 Fig. 6-30

  28. Other Output Devices Click to view Web Link, click Chapter 6, Click Web Link from left navigation, then click Multifunction Peripherals below Chapter 6 Next • What is amultifunction peripheral? • Provides functionality of printer, scanner, copy machine, and fax machine p. 323 Fig. 6-31

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