Basic computer troubleshooting questions and answers pdf

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basic computer troubleshooting questions and answers pdf

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System Restore is a feature of Windows that takes regular snapshots of your machine. You can restore Windows to an earlier point in time with these snapshots, with the aim of restoring it to a time before you started experiencing problems. Reset Internet Explorer IE back to its default settings and clear the temporary internet files:.

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System Restore is a feature of Windows that takes regular snapshots of your machine. You can restore Windows to an earlier point in time with these snapshots, with the aim of restoring it to a time before you started experiencing problems. Reset Internet Explorer IE back to its default settings and clear the temporary internet files:. Don't have too many programs running at the same time.

Each running program consumes a bit of the system's resources. Have multiple open windows for the same program e. If you haven't restarted your computer for a while, or your normally put it into Sleep or Hibernation modes, allow it to restart. Viruses and malware can slow down your computer, as well as causing other problems like not allowing you to access the internet or programs installed on your computer.

You may have many programs install on your computer that you never use or don't need. Uninstalling these programs can free up hard disk space and speed up your computer. Windows has a number of stylish visual effects turned on by default. Although these may be pleasing to the eye, they can take up some of your computer's resources and slow it down a little. By turning them off, you free up the resources for your programs to use.

You may have errors or bad sectors on your hard disk, which can slow down the performance of your computer. Running a disk scan can fix these errors and move data off bad sectors to speed up the reading of data from your hard disk. Over time, data becomes scattered across your hard disk as it is written, read, and deleted.

This can slow down your computer as it takes additional time to find and read the necessary data. By running the disk defragmenter, the data is consolidated in one location and related data is placed near to each other. Windows can become slow and develop problems after years of use on the same machine.

Security updates and patches are applied, programs are installed and uninstalled, and settings are modified regularly. It is therefore a good idea to wipe the hard drive and reinstall Windows from scratch, back to its optimum configuration and performance. Doing this after around three to four years of use may give a noticeable speed improvement.

Please speak to a member of DIDE IT if you think the time has come for your machine to be wiped and setup with a fresh installation of Windows which will normally be the latest version of Windows. Failure to backup your system and proceed with caution could result in Windows not booting up at all, requiring a reinstall. The most common hardware upgrade is memory RAM. Adding more memory can speed up your computer quite a bit, and it's relatively cheap. It may also be necessary to replace your computer with a new one, as it becomes unfeasible to upgrade very old machines continuously or after several years.

If you are considering a hardware upgrade or new computer, please speak to a member of DIDE IT for your available options. General hardware issues. My computer freezes or is behaving strangely Try restarting your computer. This should bring up a menu that will allow you to run Task Manager. In Task Manager, switch to the Applications tab. Highlight any programs with the status 'Not Responding' and choose End Task.

You may be asked to confirm if you want to end the unresponsive program, so choose Yes. Do this for all programs that are not responding. Wait a few seconds and then turn it back on again. My computer doesn't power up Check that all the cables are securely plugged into the back of the machine and the monitor. Check that the power cables are plugged into a power socket and the socket has been turned on. Try using a different power socket or, if you are using a power extension strip, plug the power cable directly into a power socket in the wall.

Replace the power cable with one that you know works. Check if there are any lights on at the front of the machine: If there are lights on the machine but not the monitor, then it's probably a monitor issue.

If there are lights on the monitor but not the machine, then it's probably a machine issue. If there are no lights on anything, then it may be possible there is a local power cut.

Hold down the power button for about ten seconds, and then plug the battery and power cable in again. Press the power button to see if it switches on. Make sure the power cable is firmly plugged into the monitor.

Most monitors have a status window displayed when you turn it on. Check if you can see this status window when you press the power button on the monitor. You can also try this with the menu button on the monitor, which should bring up an options menu on the screen. This shows the screen is working ok, so it may be an issue with the video cable from the monitor or the machine itself. If you can hear a repeated scraping or clunking noise, power off the computer as soon as possible, as there may be a physical problem with the hard disk and you may lose data.

Windows displays a blue screen during startup Windows may automatically restart after displaying a blue screen, as shown below. You may also get a Windows startup menu upon reboot. If you do, choose 'Start Windows Normally' and see if the problem goes away.

It may be a one-off glitch. You may need to press and hold the power button on the machine to force it to turn off. Windows does not start successfully or repeatedly displays a blue screen When you turn on the computer, press the F8 key on your keyboard repeatedly until you get a Windows startup menu.

Choose to start Windows in 'Safe Mode'. If Windows boots up and you can login, restart Windows and let it boot as normal which may resolve the problem. When you turn on the computer, press the F8 key on your keyboard repeatedly until you get a Windows startup menu. Choose 'Last Known Good Configuration', which will try and load Windows with the settings that last worked successfully. Do a System Restore to a previous working state. Running a system restore System Restore is a feature of Windows that takes regular snapshots of your machine.

Choose a date and restore point that you would like Windows to restore to. You should choose a date that is before the time you started experiencing the problems. One of the entries in the menu is 'Repair your computer'. Failing that, try running 'System Restore' to restore Windows to an earlier point in time see image below.

Choose 'Safe Mode with Command Prompt. You will need to type in a local administrator username and password. Check that your password is what you are expecting it to be by typing it into the Username box. This allows you to see what you are typing in case your keyboard is set to another locale, for example. Check the network cable is securely plugged in at both ends. Ask someone else to logon to your computer to see if they can or not.

Click on the Advanced tab and then click on Reset. Tick the box next to 'Delete Personal Settings' to delete temporary internet files. Note: you will not lose your Favourites.

Close and then reopen IE. If you have another web browser installed such as Mozilla Firefox or Google Chrome , try running that and see if you can browse the web.

If you can't, then there may be connectivity problems. If you are having problems accessing your e-mail via Outlook as well as the internet, try restarting your computer. Cannot access email Restart Outlook. You should be prompted for a username and password when Outlook starts. Try accessing your e-mail via Outlook Web Access. If you can, then Outlook itself is having problems. If you can't, then there may be a problem with the e-mail servers. Click on 'Microsoft Office Professional Plus ' and then click on the Change button in the toolbar.

Choose Repair and click on Continue. Speeding up a slow computer. Run fewer programs at the same time Don't have too many programs running at the same time. Restart your computer If you haven't restarted your computer for a while, or your normally put it into Sleep or Hibernation modes, allow it to restart. Remove viruses and malware Viruses and malware can slow down your computer, as well as causing other problems like not allowing you to access the internet or programs installed on your computer.

Make sure you have antivirus software installed on your computer, and that it is enabled and up to date. Then run a full system scan to remove anything suspicious from your computer. The College uses Symantec Endpoint Protection to scan for and remove viruses and malware. No problems detected" Click on 'Scan for threats' in the left hand column and then click on Full Scan. Download, install and run it.

You may need to restart your computer. In My Computer, right click on the C: drive icon and choose Properties.

Click on the Disk Cleanup button: Disk Cleanup will take a short while to scan the hard drive.

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Basic computer troubleshooting

Minicomputer is a midsized multiprocessing and multi user computer. It is also called mid-range server. But mainframes are huge computers, most commonly occupying entire rooms or floor.

Although most complex computer issues at work can often be solved by the business IT support team, there are many other small, but common, issues that occur on a regular basis on a personal computer. The good news is that many problems with computers have simple solutions, and learning to recognise a problem and fix it yourself will save you a lot of time and money. The Screen is Blank If the computer is on but the screen is blank, there may be an issue with the connection between the computer and the screen.

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Troubleshooting Process (4.2)

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