Lab time

1
Introduction

• Lab time

2
Main Topics

• Electrostatic discharge (ESD).
• Anti static wrist strap.
• Open Case (System Unit).
• Internal component
• Motherboard (system board).
• Power supply.
• Hard disk drive
• CD room
• DVD room
• Floppy drive
• Memory (slots)
• CPUs (sockets)
• Expansion card (expansion slot)

3
Main Topics

• Different card ( Sound card, Modem card, Video
  card)
• Controller (IDE controller)
• Floppy controller
• HD, CD, DVD controller

4
Cables and Ports

• Ribbon cable ( Data Cable)
• FD
• Use 34 wire
• 34 pin
• Twisted
• HD, CD, DVD
• Use 40 wire with 40 pin
• Or 80 wire with 40 pin
• Not twisted

5
Connect cables

• How we can connect Ribbon Cable to FD?
• How we can connect Ribbon Cable to HD?

6
Cables and Ports

• Female and Male port (Holes- Conducts)
• DB 25
• DB 15
• 3 rows DB-15 Monitor (VGA).
• 2 rows DB-15 Game Joystick.
• DB 9
• USB
• FireWire
• Jack (Mini Plug- Mini audio)
• RJ-11 and RJ-45
• DIN
• Mini DIN

7
Ports similarity

• Mouse and keyboard ports are similar.
• Microphone and speaker ports are also similar.
• What happen when we switch between similar
  ports??
• How we can solve this problem?
• By add color code.
• Notches.
• Twisted side.

8
General Problems

• Compatibility between Motherboard and CPU, RAM
• Problems in Floppy derive?
• Diagnosis strategy.
• Open Case Video

Always unplug a PC when working inside it