Lesson 8 System Upgrades Core Hardware Fundamentals.

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Presentation transcript:

Lesson 8 System Upgrades Core Hardware Fundamentals

Objectives Describe the procedures for upgrading system components. Explain when it will be necessary to upgrade the system BIOS. Identify the expected benefits from selected desktop system component upgrades. Identify the expected benefits from selected portable system component updates.

Basic Input/Output System (BIOS) Provides system initialization program Loads and helps run the operating systems Manages the system configuration setup utility Help manage computer hardware through BIOS run-time services

CMOS Backup Battery

BIOS Upgrade Methods Replacing the BIOS chip  For older socket-mounted BIOS Installing BIOS patch  Software compensation or supplement Reprogramming BIOS EPROM  For socket-mounted EPROM Flash BIOS update  Hard-soldered EEPROM BIOS

Pentium Sockets SocketPinsVoltsCPU Socket v 486 SX 486 DX Socket v 486 SX 486 DX 486 DX2 Socket v 5 v 486 SX 486 DX 486 DX2 486 DX4 Socket v 60/66 MHz Pentium Socket v 75/90/100 MHz Pentium Socket v486 DX4 Socket v 3.3 v 75/90/100 MHz Pentium Socket vPentium Pro

Pentium Slots SlotPinsSupported Processors Slot 1242Pentium II/III Celeron Slot 2330Pentium II/III Xeon Slot A242AMD Athlon (K7)

Memory Modules SIMM module DIMM module

Installed SIM Modules

Installed DIMM Module

SCSI Hard Disk

Portable Upgrades BIOS upgrade Battery upgrade Hard drive upgrade Memory upgrade PCMCIA adapters

Laptop Battery

Laptop Hard Disk

Laptop Memory

Installed PCMCIA Adapter