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Chapter 6 Output What is Output? Next What is output ? Data that has been processed into a useful form, Output device is any hardware component that can convey information to user p. 300 - 301 Fig. 6-1 Display Devices Next What is a display device ?

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what is output
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 - 301 Fig. 6-1

display devices
Display Devices

Next

What is adisplay device?

  • Output device that visually conveys information
    • Information on display device sometimes called soft copy

p. 302

display devices4
Display Devices

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 - 303 Fig. 6-2

flat panel displays
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
  • Cool setup

p. 303 Fig. 6-3

flat panel displays6
Flat-Panel Displays

Tablet PC

PDA

notebookcomputer

smart phone

Next

What are some mobile devices that have LCD screens?

p. 303 Fig. 6-4

flat panel displays7
Flat-Panel Displays

Next

What isresolution?

  • Number of horizontal and vertical pixels in a display device
  • Sharpness and clarity of image
  • Higher resolution makes image sharper, displays more text on screen, makes some elements smaller
  • Examples?

p. 304 - 305 Fig. 6-5

flat panel displays8
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

flat panel displays9
Flat-Panel Displays

Next

What isdigital television (DTV) andhigh-definition television (HDTV)?

High resolution

All broadcast stationstransmit digital signals

Many programs can bebroadcast on a singledigital channel

Uses digital signals to producecrisper, higher-quality outputon LCD and plasma televisions

HDTV (high-definition television)is the most advanced formof digital TV

Great for game playing, watching movies, and browsing the Internet

p. 306

crt monitors
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

crt monitors11
CRT Monitors

Next

What is theENERGY STAR program?

  • Encourages manufacturers to create energy-efficient devices that require little power when not in use
  • Monitors and devices meeting guidelines display ENERGY STAR label

p. 307

crt monitors12
CRT Monitors

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

printers
Printers

portrait

landscape

Next

What is aprinter?

  • Output device that produces text and graphics on a physical medium
  • Result ishard copy, orprintout
  • Two orientations:portraitandlandscape

p. 310 Fig. 6-11

printers14
Printers

wirelessprinters

printercable

cable

dockingstation

mediacard

Next

What are the various ways to print documents and pictures?

various ways to print

p. 311 Fig. 6-13

printers15
Printers

Next

What is anon-impact 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

printers16
Printers

300 dpi

600 dpi

1200 dpi

Next

What is theresolutionof a printer?

  • Sharpness and clarity
  • Measured by number ofdots per inch (dpi)printercan output

p. 313 Fig. 6-15

printers17
Printers

Next

What is aphoto printer?

  • Color printer that produces photo-lab-quality pictures
  • Many photo printers have a built-in card slot

p. 314 - 315 Fig. 6-17

printers18
Printers

Next

What is alaser printer?

  • High-speed, high-quality non-impact 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

printers19
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

speakers and headsets
Speakers and Headsets

Next

What is anaudio output device?

  • Computer component that produces music, speech, or other sounds
  • Speakers and headsets are common devices

p. 320 - 321 Figs. 6-26 – 6-27

speakers and headsets21
Speakers and Headsets

Next

What isvoice output?

  • Computer talks to you through speakers on computer
  • Internet telephonyallows you to have conversationover Web

p. 321 Fig. 6-28

other output devices
Other Output Devices

internal fax card in system unit

external fax modem

fax machine

Next

What is afax modem?

  • Modem that allows you to send and receive electronic documents as faxes

http://www.faxdigits.com/

p. 322 Fig. 6-30

other output devices23
Other Output Devices

Next

What is amultifunction peripheral?

  • Provides functionality of printer, scanner, copy machine, and fax machine

p. 323 Fig. 6-31

other output devices24
Other Output Devices

Next

What is adata projector?

  • Device that takes image from computer screen and projects it onto larger screen

p. 323 Fig. 6-32

output devices for physically challenged users
Output Devices for Physically Challenged Users

Next

What other output options are available for visually impaired users?

  • Change Window settings, such as increasing size or changing color of text to make words easier to read
  • Blind users can work with voice output
  • Braille printeroutputs information in Braille onto paper

p. 326 Fig. 6-36