Objectives of this lesson Be able to perform simple troubleshooting of computer when the Computer does not turn on Monitor is not working Keyboard and mouse not responding Speaker not producing any sound Computer stop responding Computer is very slow Fail to install new hardware

Computer Troubleshooting ? Computer Troubleshooting means finding out computer problems and try solving it

Common Computer problems Computer does not turn on Monitor is not working Keyboard and mouse not responding Speaker not producing any sound Computer stop responding Computer is very slow Fail to install new hardware

Problem #1 Computer does not turn on Possible solution Check cable connection Check power switch If the above doesn’t help Do not try to open the casing of your computer instead try consult your Computer technician .

Problem #2 Monitor is not working Possible solution Check Power cable connection Check whether the monitor is turned on Check link cable connection between computer and monitor Check the color or brightness level setting If the above doesn’t help try consult your Computer technician .

Problem #3 Keyboard or Mouse not responding Possible solution Check cable connection Unplug and reconnect the device Restart your computer If the above doesn’t help It could be defective or damage please buy a one since it is easily replaceable .

Problem #4 Speaker or headset not producing any sound Possible solution Check whether if speakers are turn on Check if volume were turned up Check if sound are muted by the computer Check cable connection If the above doesn’t help It could be defective or damage please buy a one since it is easily replaceable .

Problem #5 Computer Stop responding due to non responding program Possible solution Press Control ALT + CTRL + DEL on your keyboard and end the task of the non responding program by using task manager If above doesn’t help Press and hold the power button until the computer force it self to shutdown

Problem #6 Computer is very slow Possible solution Close unneeded program Delete unneeded files Run Defrag on your hard disk Run Scandisk on your hard disk Reformat and reinstalling the OS If the above does not work Please upgrade your Ram memory or computer Processor

Problem #7 Failed to install new hardware Possible solution Install the correct hardware driver found in the cd/dvd that are package with the hardware Download Device driver from the internet Run windows update to search for device driver If the above does not work Please contact your technician

Today Lesson Recap Trouble Shooting means Finding out the problems and try to solve it Common computer problems can be solve easily without visiting computer shop Problem example Computer not turning on Monitor not working Mouse or keyboard not working No sound produce by the computer Computer freeze or stop responding Computer experiencing lag Having trouble installing new hardware