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25 Cards in this Set
- Front
- Back
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What are the signs of a failing power supply?
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the system may unexpecedly shut down or continuously reboot.
The system may not power on at all. |
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What may be the cause of a power supply thay has its fan working correctly but does not supply power to other internal components?
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Blown capacitors on the motherboard. Although this could be a power supply related issue.
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How can you distinguish a blown capacitor?
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Swollen on the top or leaking brown liquid.
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How do you test a power supply?
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Through the use of a multimeter. Anything less then 11 volts on a 12 volt wire is bad.
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What is a bios error beep code?
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The motherboard "beeps" in sequence in order alert of an issue
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How do you distinguish the issue related to the bios beep code?
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tufydfytd
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what should be the first step of your logical process.
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Locate the motherboard documentation
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What is a symptom of a failed cmos battery?
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The system will only retain information while the power is on in the bios.
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What are some of the symptoms of failed memory?
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Blue screen of death, system lock up, operating system wont boot up all the way.
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What is a memory tester?
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It is either software or hardware and is used to test if memory is working properly or not.
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What is intermittent device failure?
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It is when a device works probably for majority of the time but sometimes fails.
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What are the 2 possible causes of device intermittent failure?
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Bad device drivers or failing device.
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What are issues that cause a cpu to fail?
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overheating, overloading and electrostatic discharge
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What are 2 bios related cpu issues that may arrise
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The upgraded cpu is to modern for the bios and is not compatible.
The multiplier is too high for the cpu to handle. Typically from over-clocking. |
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What could be a cpu related symptom of no display?
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Incorrect bus speed
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If the processor is still overheating after you have established that the heat-sink and fan have been connected and there are no bios related issues what could be the problem?
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There could be dust insulating the fan.
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How can memory be damaged?
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It is an electrical component, so it could be damaged by power surges or esd
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What happens if there is a software related memory error?
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The error is displayed on the screen with a memory address associated with it. It is a hardware related issue if the same error appears on the same memory address throughout multiple applications.
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Your system has intermittent and spontaneos shutdowns, what is most likely the problem?
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Overheated cpu
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You upgrade the processor in your motherboard, you boot up the computer but nothing is displayed, what happened here and what can you do to rectify the problem?
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The bios does not recognise the processor because the cmos settings have yet to be updated. You must reinstall the old processor and flqash the bios.
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You have just installed a processor and the system spontaneously shuts down after use. What is the problem?
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It is overheating. You must check the cpu fan power and make sure that the thermal shut-down threshold in the bios is not too low.
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Why should you plug the system into a ups before flashing the bios? What else should you do before flashing the bios?
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Becouse losing power while flashing the bios can cause permanent issues. you should backup the cmos settings in the bios prior to flashing.
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Lately our pc is rebooting and freezing, what is most likely the issue?
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overheated cpu.
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Which pins on the 24 pin can be shunted to turn on the power supply?
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pins 15 and 16 or 16 and 17
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There is a 301 keyboard error displayed on the screen upon booot up? What is the problem?
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you are pressing a key during post.
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