1. Introduction to Computer Hardware Dr. Steve Broskoske Misericordia University

2. 3 Parts of a PC (As Seen from Outside PC) Power Supply Storage Devices Motherboard (Microprocessor, cards, RAM memory)

3. 3 Parts of a PC (As Seen from Inside PC) Motherboard (Microprocessor, cards, RAM memory) Power Supply Storage Devices

4. Power Supply Fan on back of power supply. Power plug Part 1 Notice the power wires coming from the power supply.

5. Storage Devices Hard drive Floppy drive Optical drives –CD-ROM –DVD-ROM Connected to motherboard by data and power cables. Part 2 “Ribbon” cables carry data.

6. Storage Devices Inside look at a hard drive.

7. Motherboard Part 3

8. What Is on the Motherboard? Motherboard holds: –Microprocessor (Pentium, Core 2 Duo). –Memory (RAM). –Cards (audio, video, modem, Ethernet, wireless).

9. Items on the Motherboard Microprocessor Old 486 Size of half-dollar Modern Pentium IV Size of your hand!

10. Items on the Motherboard Microprocessor “Brain” or “engine” of the PC. Microprocessors: –Intel Pentium –Intel Core 2 Duo –AMD Athlon Cooling fins (radiators). Some have fans.

11. Items on the Motherboard Microprocessors Run Hot! Heat sink sits on top of a microprocessor to radiate heat out. Pentium may have its own fan to help keep it cool.

12. Items on the Motherboard Memory (RAM) Memory module. Memory as it looks on the motherboard.

13. Memory vs. Storage Memory (RAM) is thinking space. vs. Data storage.

14. Items on the Motherboard Memory (RAM) 2 or 3 slots on motherboard to hold memory. Memory is cheap to buy. If you have to enter your PC, you are likely to upgrade memory. Fact: Most PC’s are sold with insufficient memory.

15. Benefits of Increased Memory (RAM) 1.Increases PC processing speed. 2.Allows PC to open more programs and larger files simultaneously. 3.Make games with heavy graphics run smoother and faster.

16. Items on the Motherboard Adding Memory to a PC Is Easy! 1.Determine what your PC needs: –How much memory you can add. –What type of memory your PC is designed to hold. 2.Open the PC tower case. 3.Add the memory into the slots provided. Crucial.com

17. Items on the Motherboard Cards Video card Sound card Modem card Ethernet (networking) card Wireless card Cards allow the PC to communicate with the outside world.

18. Items on the Motherboard Cards Cards inside PC Back of cards form back of PC.

19. Purchasing Cables and Accessories Cables tend to be very expensive. You can purchase cables and other accessories from this popular online store. MonoPrice.com

20. Review 3 parts of a computer –Power supply. –Storage devices. –Motherboard. Microprocessor. Memory (RAM). Cards (audio, video, modem, Ethernet, wireless). 2 types of cables –Power –Data