SYSTEM UNIT (INTERNAL FEATURES)

WEEK 9

TOPIC: SYSTEM UNIT (INTERNAL FEATURES)

Sub –Topics:

Internal features of the system unit

OBJECTIVES

At the end of this lesson, Pupils should be able to:

• Identify motherboard.
• Identify Hard disk

CONTENT

 SYSTEM UNIT INTERNAL UNIT

The internal system unit can be seen when opened. The following make up the internal unit of the system unit. These are:

• Cpu
• Disk  Drives
• Motherboard
• Power supply unit

MOTHERBOARD

It connects all other components of a computer to the CPU. It is the heart of the computer. The motherboard is the main printed circuit board (PCB) inside a computer that connects different vital components of a computer together.

The motherboard can also be called a System board, Mobo, or Mainboard.

 HARD DISK

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