A+ Hardware Service Technician: System Architecture

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After you have studied this section you should:

Understand what a system board is and identify different parts on it.

You should be able to identify the parts of a motherboard as explained in this diagram.

Understand what the function of a CPU is.

A CPU, or Central Processing Unit, is the "heart" of the computer. Most data processing, software instructions, and operating system commands run though it.

Understand the differences between CPUs.

Be able to identify the differences between different CPUs.

Be able to identify different sockets and their corresponding CPUs.

Understand what LIF, ZIF, SEPP, and SECC are in regards to upgrading CPUs.

ZIF (Zero Insertion Force), LIF (Low Insertion Force), SEPP (Single Edge Processor Package), and SECC (Single Edge Contact Cartridge) are four types of upgrade methods on motherboards for CPUs (or more specifically four categories of slots CPUs fit into).

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