Top 15 Common Computer Problems That Get Under Your Skin [Part 1]
Actions Shares. Embeds 0 No embeds. No notes for slide. Computer hardware troubleshooting 1. Objectives Know the different beep codes and error codes. Troubleshoot computer problems. Preventive maintenance of a computer. Basic Computer Troubleshooting Guide1.
How to Troubleshoot Basic Computer Hardware Problems
Dont panic. Take a breath. Many computer problems appear more serious thanthey really are. Make sure there really is a problem. Cant start your computer? Check the basics. Examine the cables, connectors, and power cords to make sure theyre plugged in securely. Often times a loose cable or connector power, network, keyboard, mouse, speaker, monitor cable, etc.
If youre using a power strip or a surge protector, make sure its on and that it works. Remember that a surge protector may not be working because it is designed to self-destruct. When an electric jolt is too much, your surge protector takes the hit saving your more expensive hardware from the voltage.
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Try plugging something else directly into the electrical outlet to make sure there isnt a power problem. Check to see if your monitor is on. Sounds silly, but it has solved my own problem more than once. Check to see if anyone else around you is having a similar problem. If so, there may be aservice outage affecting a wider area2. Check to make sure the network cable is connected to both the computer and the wall ormodem.
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Check where the network cable connection is made to the back of the computer, you shouldsee a little green light right where the cable connects. Error Messages - Write them down. What tipped you off to the problem? Sometimes its an error code or message displayed on screen. Be sure to write it down — it may describe the problem and how serious it is.
1. Blue Screen of Death (BSoD)
Be sure to document the exact wording of any error messages. This can make the job of the Help Desk much faster. Other times you get no warning — everything just freezes.
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Message or no message, be sure note what was going on when the problem occurred. Were you starting your computer? Were you on the Windows Desktop? Were you in a particular application? Surfing the Web? Think about what changed recently on your computer. Try to pinpoint when the trouble first started. Did the problemcoincide with any recent changes?
Did you change any settings? If you did you might want to change them back the way they were.
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Any peripherals been added or removed recently such as a printer or external Memory Card reader? Has anyone else been using your computer recently?
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Have downloaded anything off the Web? The computer is on but…1 Everything on the screen is frozen and the keyboard and mouse are not responding. Try tapping on the Num Lock key. While tapping the Num Lock key, notice whether or not the Num Lock light goes on andoff. If thelight does go off and on, wait a minute before giving up hope.
It may come back to life on its own. This can shut down a frozen window and bring the computer backto life. If itkeeps occurring, this is an indication of a major problem with the computer. Is there a speaker icon next to the clock on the taskbar? See if any ofthe volume controls have been muted or turned all the way down. Uncheck any Mute boxes that areselected.
If it doesnt work on the other computer, there islikely something wrong with the keyboard. If it does work on the other computer, there is likely something wrong on thecomputer or the connection to the computer. You may be able to shut down the offending program fromthere. Rebooting can do wonders. System lockups can be very frustrating especially if they occur without the display of an alert message. The screen appears as if it is frozen.
Looking at the Event viewer can be good but in such problems with one's hardware, it may not be of much help because the Event Viewer has nothing written on it. The Power on self-test occurs when one's computer is immediately powered on to check for one's computer's minimum hardware configurations. POST code beeps are normally delivered via the system speaker and serve as a communication media when the video is not working.
Each beep has a correspondence to a specific error message. A blank screen on boot up is another dreaded problem that does not necessarily indicate a problem with video but one associated with configurations of the BIOS. In such a case, one may choose to make BIOS modifications so that instead of using a separately installed video card, one can configure the BIOS to utilize the in-built one and identify some of the problems occurring.
Unplugging one's computer or powering it off does not lead to lose of computer configurations. At times, the BIOS configurations may keep resetting and getting erased due to the CMOS battery on the motherboard getting spoilt or it no longer being charged. In addition, one may also receive some prompts indicating an invalid configuration or incorrect date and time setting.
In case of such a problem, replacing the CMOS battery can be the best way to come up with a resolution for the problem.
One can also decide to carry out a complete clearance of the BIOS configuration which should be done in accordance to documentations by the manufacturer. At times, one may see attempts by one's computer to boot from the wrong device for instance when one are using an external USB and the computer system attempts to boot from the USB instead of the internal drive in the computer.