Chapter 5 Supporting the Power System and Troubleshooting Computers M/C

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One long and two short beeps when using an Award BIOS is an indication of what issue?

*c. a video problem

When testing a laptop power connector, how close should the voltage measured be to the accepted voltage of the laptop?

+/- 5%

What is the most used rail on a power supply?

+12V

A PCIe 6/8 pin connector for providing auxiliary power to PCIe cards utilizes what voltage?

+12v

Which of the following is NOT a solution to an overheating problem?

Remove the covers from empty expansion slots

Indicates that the system is waiting for a response from a program or device

Windows pinwheel

If you are trying move a hard drive from a non-working computer to a working computer for the purposes of accessing the data on the drive, what must you have?

You must have an Administrator password before you

A missing standoff could create what potential problem?

A short on the motherboard

What does a single beep or no beep imply during the startup of a computer?

All POST tests passed

What is an auto-switching AC adapter?

An adapter that can use 110V or 220V AC power

Windows errors that are caused by problems with devices, device drivers, or a corrupted Windows installation

BSOD

A round air duct that helps direct air to the processor

CAG

What component of a motherboard is not considered to be a field replaceable unit?

Chipset

A location where Windows keeps a copy of driver software

Driver store

A power supply with a second +12v rail

Dual rail

What is a typical symptom of a CMOS battery failure?

Time and date settings lost

A Molex connector supplies +3.3V, +5V, and -12V voltages.

False

If you see smoke or smell burning, you should immediately open the case to try to identify the component that is causing it.

False

To move a hard drive to another computer for the purposes of accessing the data, you always need to first physically install it in a drive bay.

False

If the startup BIOS can't find a device to use to load the operating system, what error message is likely to appear?

Fixed disk error

If you suspect your system is overheating, how can you determine the CPU temperature?

Go into UEFI/BIOS setup and find the temperature monitors for the system

A component made of metal that is designed to draw heat away from a processor into the fins

Heat sink

What Intel socket recommends the use of a liquid cooling system?

LGA2011

A tool in Windows 8/7/Vista that tests memory

Memory Diagnostics

What should you do if the system continually reboots and you can't read the error message produced on a blue screen?

Press F8 as Windows starts up

What are the two highest heat producing components in a system?

Processor Video card

A component that fits on the bottom of a laptop that can improve charge times and increase time between charges

Sheet battery

What is a typical sign that a capacitor is bad or has failed?

The capacitors are discolored. The capacitors have a crusty corrosion at the base of the capacitor.

What is an indication that an inadequate power supply is the source of an intermittent problem?

The power supply whines when you first turn on the system

If you see an error message that reads "Processor thermal trip error", what is the likely problem?

The processor has overheated

Why might you disable quick booting features in BIOS when you are troubleshooting a problem?

To see a full POST report

A clicking noise coming from a system could indicate that a hard drive is failing.

True

If you need to recover data off a system that won't boot, install the drive in a working system.

True

A device that provides battery power when the main power source goes out

UPS

Which of the following protects your computer from brownouts or sags?

UPS

CPU coolers are typically made using what two different types of materials?

aluminum copper

Depending on the manufacturer of the BIOS, what two different POST beep code sequences indicate a memory error?

continuous short beeps continuous three short beeps and then a pause

Three long beeps during the POST sequence on an Intel BIOS are an indication of what type of issue?

keyboard controller problem

The technology most commonly used by battery packs

lithium ion

A cooler with heat pipes, which contain a small amount of liquid that becomes a vapor when heated, allowing heat to be drawn away from the CPU without the use of a fan is known by what two terms?

passive CPU cooler fanless CPU cooler


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Ch. 7 Self reflection & self awareness

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