Motherboard, RAM, and CPU Troubleshooting Flashcards
After arriving early this morning, you turn on your computer to begin your work. Instantly you see smoke and smell a strange odor coming from the computer. What you do you do?
Shut off the system immediately
Where motherboard has two memory slots and supporting maximum of eight GB of RAM. After installing 4 GB modules including your system, you’ll find windows only recognizes 3.5 GB of RAM. What should you do?
– Make sure that both modules received properly and there’s lots
– Return both modules for a replacement
– Upgrade to a 64-bit version of Windows
– Reboot the computer and run the memory diagnostic test on the right
– Change the memory timings in the bios to a slower setting
Upgrade to a 64-bit version of Windows
Lately your computer is spontaneously shutting down after only a few minutes of use. What is the most likely cause? (Select two)
– Failing hard drive – Cooling fans clogged with dust – Overheated CPU – FailedUPS – Feeling system RAM
– Cooling fans clogged with dust
– Overheated CPU
When you try to do your computer, it hangs after post. We access the CMOS that program, you see that the date in several years behind and the time is set to 12:01 AM. What is the most likely problem?
The CMOS battery has failed
What should you do if possible before flushing the body? (Select two)
– Password protect the system – Upgrade the processor – Change the CMOS battery – Backup CMOS settings – Connect the computer to a UPS
– Backup CMOS settings
– Connect the computer to a UPS
You have an existing computer that you been using for years. You decide to upgrade the processor. You check the motherboard documentation of purchase the fastest processor that is supported by the motherboard. When you start the computer, it beeps regularly but nothing is showing on the screen and doesn’t start. What should you do? (Select two)
– Press F8 while booting the computer
– Reinstall the old processor motherboard
– Flash the bios
– Return the CPU for a new one
– Verify that the CPU fan is connected to the motherboard
– Reinstall the old processor motherboard
– Flash the bios
You have just finished upgrading the CPU in your desktop system. After trying the system for about 15 minutes, the system spontaneously shuts down. What should you do first to troubleshoot the problem? (select two)
– Check the CPU fan power
– Remove any unneeded components in the system
– Check the power supply voltage switch
– Replace the power supply
– Check the thermal shutdown threshold in the bios
– Check the CPU fan power
– Check the thermal shutdown threshold in the bios
A user house called to complain that her computer won’t boot. It stops at the bio start up screen right after the memory has been tested and displays a 301 keyboard error. What should you do first?
–Check your keyboard settings in the Control Panel
– Verify the latest bios updates have been applied
– Download and install the latest keyboard driver from the manufacturers website
– verify that no keys are being pressed down during post
– Have the user remove all memory modules and replace them one at a time until the error reoccurs
– Install a new keyboard on the computer
verify that no keys are being pressed down during post
You are in the process of configuring new computer. The motherboard has six memory slots and supports triple channel memory. You install two memory modules. When you put the computer, the bios recognizes both modules, but the memory only runs in dual channel mode. What should you do? (Select two)
– Install a third, identical memory module
– Replace the memory with triple channel capable memory
– Move the modules to the correct motherboard slots
– Change the CAS latency to hire setting
– Add continuity modules two unused memory slots
– Install a third, identical memory module
– Move the modules to the correct motherboard slots
You have a desktop computer that uses a 250 Watt power supply. You recently added a four disc RAID10 array to the system and now it spontaneously shuts down. What should you do?
– Upgrade to a power supply that provides more watts
– Upgrade to a power supply that provides more volts
– Use the switch on the power supply to switch from 110 to 220 Volts
– Remove the raid array
Upgrade to a power supply that provides more watts
To tested power supply, you want to use a multimeter to measure the voltage on a Molex hard disk drive connector? To do this, you need to turn the power supply on. Which pins on the 24 pin motherboard connector coming from the power supply can be shifted to turn the power supply on? (Select two)
– Pins 17 and 18 – Pins 15 and 16 – Pins 16 and 17 – Pins 15 and 17 – Pins 7 and 8
– Pins 15 and 16
– Pins 16 and 17
Lately your computer is spontaneously rebooting and freezing. What is the most likely cause?
–Failed UPS
– Bad network card
– Failing drive
– Overheating CPU
Overheating CPU
You have just installed several devices at once to a computer, but now the computer fails to boot properly. What should you do?
– Change the configuration of a single device
– Remove all of the newly added devices and install them one at a time
– Swap all of the devices with those you know to be good
– Swap a single device with one that you know to be good
Remove all of the newly added devices and install them one at a time
You have just replaced the motherboard and your computer. Your computer starts, but the hard disk light does not come on well the system is booting. What should you do?
– Connect the power LED to the motherboard
– Replace the hard disk
– Connect the power button to the motherboard
– Connect the hard disk LED to the motherboard
Connect the hard disk LED to the motherboard
You are testing the power supply any PC system by measuring the voltage available on the 4 pin Molex connector. The voltage on the red wire is +5.1 V. What should you do?
– Nothing, the power supply is working normally
– Switch the voltage selector on the back from 220 VAC two 110 VAC
– Disconnect all devices drawing power from the power supply before testing
– Replace the power supply
Nothing, the power supply is working normally
