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?
answer
-Passive CPU cooler
-Fanless CPU cooler
question
A missing standoff could create what potential problem?
answer
A short on the motherboard
question
A PCIe 6/8 pin connector for providing auxiliary power to PCIe cards utilizes what voltage?
answer
+12v ?????????????
question
CPU coolers are typically made using what two different types of materials?
answer
Aluminum
Copper
question
Depending on the manufacturer of the BIOS, what two different POST beep code sequences indicate a memory error?
answer
-Continuous short beeps
-Continuous three short beeps and then a pause
question
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?
answer
You must have an Administrator password before you can access data on the drive
question
If you see an error message that reads "Processor thermal trip error", what is the likely problem?
answer
The processor has overheated
question
If you suspect your system is overheating, how can you determine the CPU temperature?
answer
Go into UEFI/BIOS setup and find the temperature monitors for the system
question
One long and two short beeps when using an Award BIOS is an indication of what issue?
answer
A video problem
question
Three long beeps during the POST sequence on an Intel BIOS are an indication of what type of issue?
answer
keyboard controller problem
question
What are the two highest heat producing components in a system?
answer
-Processor
-Video card
question
What component of a motherboard is not considered to be a field replaceable unit?
answer
Chipset
question
What does a single beep or no beep imply during the startup of a computer?
answer
All POST tests passed
question
What Intel socket recommends the use of a liquid cooling system?
answer
LGA2011
question
What is a typical sign that a capacitor is bad or has failed?
answer
-The capacitors are discolored
-The capacitors have crusty corrosion at the base of the capacitors.
question
What is a typical symptom of a CMOS battery failure?
answer
Time and settings lost
question
What is an auto-switching AC adapter?
answer
An adapter that can use 110V or 220V AC power
question
What is an indication that an inadequate power supply is the source of an intermittent problem?
answer
The power supply whines when you first turn on the system
question
What is the most used rail on a power supply?
answer
+12V
question
What should you do if the system continually reboots and you can't read the error message produced on a blue screen?
answer
Press F8 as Windows starts up
question
When testing a laptop power connector, how close should the voltage measured be to the accepted voltage of the laptop?
answer
+-5%
question
Which of the following is NOT a solution to an overheating problem?
answer
remove the covers from empty expansion slots
question
Which of the following protects your computer from brownouts or sags?
answer
UPS
question
Why might you disable quick booting features in BIOS when you are troubleshooting a problem?
answer
To see a full POST report
question
If the startup BIOS can't find a device to use to load the operating system, what error message is likely to appear?
answer
Fixed disk error
question
A clicking noise coming from a system could indicate that a hard drive is failing.
answer
True
question
A Molex connector supplies +3.3V, +5V, and -12V voltages.
answer
False
question
If you need to recover data off a system that won't boot, install the drive in a working system.
answer
True
question
If you see smoke or smell burning, you should immediately open the case to try to identify the component that is causing it.
answer
False
question
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.
answer
False
question
indicates that the system is waiting for a response from a program or device
answer
Windows pinwheel
question
Windows errors that are caused by problems with devices, device drivers, or a corrupted Windows installation
answer
BSOD
question
a component made of metal that is designed to draw heat away from a processor into the fins
answer
heat sink
question
a round air duct that helps direct air to the processor
answer
• chassis air guide (CAG)
question
a power supply with a second +12v rail
answer
dual rail
question
a location where Windows keeps a copy of driver software
answer
driver store
question
a device that provides battery power when the main power source goes out
answer
UPS
question
a component that fits on the bottom of a laptop that can improve charge times and increase time between charges
answer
sheet battery
question
the technology most commonly used by battery packs
answer
lithium ion
question
a tool in Windows 8/7/Vista that tests memory
answer
Memory Diagnostics
question
List three possible symptoms of a problem with a computer's electrical system.
answer
The PC appears "dead" -- no indicator lights and no spinning drive or fan.
The PC powers down at unexcepted times.
The PC appers dead except you hear a whine coming from the power supply.
question
List two symptoms of a system that might be overheating.
answer
A windows BSOD error occurs during the boot.
You can't hear a fan running or the fan makes a whining sound.
question
What are POST code beeps and how should you respond to them?
answer
Startup BIOS communicates POST errors as a series of beeps before it tests video. Search the web site of the motherboard or BIOS manufacturer to know how to interpret a series of beep codes.
question
What are some of the possible causes of intermittent device failures?
answer
Failures that come and go might be caused by overheating or failing RAM, the motherboard, processor, or hard drive. Begin by checking the processor temperature for overheating. Then check RAM for errors and run diagnostics on the hard drive.
question
What are the FRUs on a motherboard?
answer
The field replaceable units (FRUs) on a motherboard are processor, the processor cooler assembly, RAM, and the CMOS battery. Also, the motherboard itself is a FRU.
question
What are three questions you might want to ask a user when he brings a computer problem to you?
answer
1. Can you show me how to reproduce the problem?
2. Was any software recently configured or upgraded?
3. Can you describe the problem and describe when the problem first started and when it occurs?
question
What are three things you can do to solve an overheating problem?
answer
1. If there are other fan slots on the side or front of the case, you can also instal fans in theses slots. HOwever, don't install more fans than the case is designed to use.
2. Check airflow inside the case.
3. Use compressed air, a blower, or an antistatic vacuum to remove dust from the power supply.
question
What causes a BSOD and how should you begin the troubleshooting process?
answer
They are windows errors caused by problems with devices, device drivers, or a corrupted windows
installaTon. You can start troubleshooTng by searching Microsof website ²or error message and
descripTon o² the problem.
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