Presentation on theme: "PC Support & Repair Chapter 3 Computer Assembly- Step by Step."— Presentation transcript:
PC Support & Repair Chapter 3 Computer Assembly- Step by Step
Objectives After completing this chapter, you will meet these objectives: ▫ Open the case. ▫ Install the power supply. ▫ Attach the components to the motherboard and install the motherboard. ▫ Install internal drives. ▫ Install drives in external bays. ▫ Install adapter cards. ▫ Connect all internal cables. ▫ Re-attach the side panels and connect external cables to the computer. ▫ Boot the computer for the first time.
Open the Case Size & shape is the ? ▫ Form factor Prepare ▫ Lighting, antistatic mats, container for screws Each case opens differently
Install the Power Supply Fits one way Screws attach it to mobo VIRTUAL DESKTOP: POWER SUPPLY LAB 3.2 INSTALL POWER SUPPLY
Install CPU & Fan Put in before mobo goes in case Put on mat & wear strap DO NOT touch CPU contacts Match up Pin 1 What kind of socket is pictured?
Install CPU & Fan Apply thermal compound ▫ Helps conduct heat away from CPU If using an old CPU ▫ Clean off old compound ▫ Isopropyl alcohol ONLY
Heat Sink & Fan Heat sink draws heat away from CPU Has a 3-pin power connector for fan Visit site…
Install RAM Make sure it’s compatible! RAM ▫ Temp data storage ▫ Volatile ▫ More= better performance Align notches Press until side tabs click
Install Motherboard Standoffs/spacers prevent mobo from touching case Align I/O with case Align screw holes Tighten screws
Finishing Up Reattach Case with screws Connect external cables ▫ Monitor ▫ Keyboard ▫ Mouse ▫ USB ▫ Ethernet ▫ Power (LAST)
Booting Up 1 st Time BIOS does a check of internal components ▫ POST All hardware works Beeps indicate info Codes differ 1 usually= GOOD
BIOS BIOS data saved to CMOS ▫ Complementary Metal Oxide Semiconductor ▫ Powered by battery ▫ Battery dies= lost BIOS data To enter/change BIOS settings… ▫ Press key during POST ▫ DEL or F12, depends on PC ▫ What is ours? F2
BIOS Main – System time, date, HDD type, etc. Advanced – Infrared port settings, parallel port settings, etc. Security – Password settings to setup utility Others – Low battery alarm, system beep, etc. Boot – Boot order of the computer Exit – Setup utility exit