1. Chapter 4
Output

2. Instructional Objectives
Describe the four categories of output
List the two monitor types
Explain how monitors are connected to computers
Explain the different digital TV formats
List the different types of printers
Explain why printer media must be used on the correct printers.

3. Instructional Objectives
List other types of output devices.
List output options for physically challenged individuals.

4. Output
graphics
text
Output is data that has been processed into a useful form, called information
audio
video

5. Output Devices
An output device is any component that can convey information to the user.

6. Display Devices
CRT Monitor
Flat Panel

7. The 15 Pin Video Connector
The standard connection for a CRT or Flat Panel monitor is a 15 pin connector.
It is connected into the 15 pin video port on the PC.

8. The Video Card
An expansion card added to a PC to improve the video output.
15 pin monitor port
S-video port
DVI port

9. Digital Television There are three digital TV formats
480p digital format that has a resolution of 480 X 720 lines of resolution, same as standard TV
720p is a HDTV signal with 720 X 1280 lines of resolution. Most broadcaster use this resolution
1080p is termed complete HDTV with 1080 X lines of resolution, used in Blue Ray and X-Box systems.

10. Digital Television- Aspect Ratio
Aspect ration refers to the width and height of the picture created.
Standard TV has an aspect ration of 4:3
HDTV has an aspect ration of 16:9

11. Printers
Printers are device that produces text and graphics on printer media.
Result is hard copy, or printout

12. Types of Printers - Impact
Impact printer that produces printed images when tiny wire pins strike ribbon
Known as dot-matrix

13. Types of Printers – Non-impact
A printer forms characters and graphics without striking paper
Two major types
Inkjets
Laser printers

14. Inkjet Printers Sprays tiny drops of liquid ink onto paper
This is a cold process

15. Laser Printers
Uses toner to create the image
This is a hot process

16. Printing Media Specific types of media for specific types of printers
Plane paper
Coated paper
Photographic paper
Transparencies
Misc

17. Thermal Printers
Generates images by pushing electrically heated pins against heat-sensitive paper
One specific type of thermal printer is the label printer

18. Dye-sublimation Printers
Uses heat to transfer dye to specially coated paper
Used to create high quality photographs

19. Plotters Sophisticated printer used to produce high-quality drawings
Large-format creates photo-realistic-quality color prints

20. Facsimile (fax) machine
Device that transmits and receives documents over telephone lines

21. Multifunction Peripheral
Provides functionality of printer, scanner, copy machine, and fax machine

22. Data Projector
Device that takes image from computer screen and projects it onto larger screen

23. Output Options for Physically Challenged
Magnifier programs for the desktop
Windows settings to increase readability
Voice and brail output