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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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A missing standoff could create what potential problem? |
A short on the motherboard |
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A PCIe 6/8 pin connector for providing auxiliary power to PCIe cards utilizes what voltage? |
+12v ????????????? |
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CPU coolers are typically made using what two different types of materials? |
Aluminum Copper |
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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 |
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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 can access data on the drive |
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If you see an error message that reads "Processor thermal trip error", what is the likely problem? |
The processor has overheated |
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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 |
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One long and two short beeps when using an Award BIOS is an indication of what issue? |
A video problem |
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Three long beeps during the POST sequence on an Intel BIOS are an indication of what type of issue? |
keyboard controller problem |
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What are the two highest heat producing components in a system? |
-Processor -Video card |
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What component of a motherboard is not considered to be a field replaceable unit? |
Chipset |
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What does a single beep or no beep imply during the startup of a computer? |
All POST tests passed |
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What Intel socket recommends the use of a liquid cooling system? |
LGA2011 |
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What is a typical sign that a capacitor is bad or has failed? |
-The capacitors are discolored -The capacitors have crusty corrosion at the base of the capacitors. |
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What is a typical symptom of a CMOS battery failure? |
Time and settings lost |
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What is an auto-switching AC adapter? |
An adapter that can use 110V or 220V AC power |
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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 |
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What is the most used rail on a power supply? |
+12V |
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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 |
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When testing a laptop power connector, how close should the voltage measured be to the accepted voltage of the laptop? |
+-5% |
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Which of the following is NOT a solution to an overheating problem? |
remove the covers from empty expansion slots |
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Which of the following protects your computer from brownouts or sags? |
UPS |
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Why might you disable quick booting features in BIOS when you are troubleshooting a problem? |
To see a full POST report |
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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 |
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A clicking noise coming from a system could indicate that a hard drive is failing. |
True |
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A Molex connector supplies +3.3V, +5V, and -12V voltages. |
False |
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If you need to recover data off a system that won’t boot, install the drive in a working system. |
True |
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If you see smoke or smell burning, you should immediately open the case to try to identify the component that is causing it. |
False |
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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 |
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indicates that the system is waiting for a response from a program or device |
Windows pinwheel |
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Windows errors that are caused by problems with devices, device drivers, or a corrupted Windows installation |
BSOD |
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a component made of metal that is designed to draw heat away from a processor into the fins |
heat sink |
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a round air duct that helps direct air to the processor |
• chassis air guide (CAG) |
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a power supply with a second +12v rail |
dual rail |
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a location where Windows keeps a copy of driver software |
driver store |
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a device that provides battery power when the main power source goes out |
UPS |
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a component that fits on the bottom of a laptop that can improve charge times and increase time between charges |
sheet battery |
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the technology most commonly used by battery packs |
lithium ion |
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a tool in Windows 8/7/Vista that tests memory |
Memory Diagnostics |
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List three possible symptoms of a problem with a computer’s electrical system. |
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. |
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List two symptoms of a system that might be overheating. |
A windows BSOD error occurs during the boot. You can’t hear a fan running or the fan makes a whining sound. |
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What are POST code beeps and how should you respond to them? |
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. |
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What are some of the possible causes of intermittent device failures? |
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. |
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What are the FRUs on a motherboard? |
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. |
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What are three questions you might want to ask a user when he brings a computer problem to you? |
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? |
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What are three things you can do to solve an overheating problem? |
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. |
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What causes a BSOD and how should you begin the troubleshooting process? |
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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What is the purpose of a chassis air guide (CAG)? |
… |
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Why should a power supply be rated about 30 percent higher than expected needs? |
… |
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