WARNING: Before you start troubleshooting remember that you are dealing with electricity that can KILL.
http://www.kitchentablecomputers.com/static.php - rules
Only work inside the computer case when the power has been switched off and disconnected. Never open the power source.
Some of the below steps recommend removing physical parts within the computer.
While in the computer it is highly recommend that you be aware of ESD and its potential hazards
Remove the memory modules from their slots.
Take the opportunity to clean the slots on the motherboards and the memory module connectors.
Use compressed air to blow dust away and clean contacts with a soft cloth.
Do not use a metallic vacuum cleaner if it touches any component it may create a short and cause damage to the motherboard or other components.
Do not use solvent that may attract dust and never poke things like cotton buds in to slots. lightly rub an alcohol (Methylated Spirits) on a cloth not to hard let the alcohol do the work on the copper gold or silver tabs and r
Allow the pins to dry.
They will air dry in a matter of minutes.
If reseating the memory did not resolve the issue try swapping the location of the memory.
If you have only one stick of memory in the computer try moving it to another slot and then boot the computer.
Check the memory module and memory slot contacts.
They are either copper tin or gold.
The colour will tell you which they are.
Mixing tin and gold can result in corrosion that prevents proper contact.
Look for any sign of physical damage to the memory module, memory slots or the motherboard.
Reseat the memory modules.
You should hear an audible click when they are in place.
Do not use too much force to reseat the memory module in to the slot this can cause damage to the module, slot or motherboard.
If this fails to fix the problem you might have a virus or malware.
Restart your computer repeatedly tapping the f8 key to enter safe mode while the screen is black once in safe mode where the only things working will be your keyboard and mouse allowing you to attempt to repair your computer
Reboot the computer As the computer is booting repeatedly press the F8 key as the computer is booting
If done properly the user should get to a screen similar to the below screen.
Select the option for Safe mode command prompt only
Windows Advanced Options Menu
Please select an option:
Safe Mode
Safe Mode with Networking
Safe Mode with Command Prompt
Enable Boot Logging
Enable VGA mode
Last Known Good Configuration (your most recent settings that worked)
Directory Services Restore Mode (Windows domain controllers only)
Debugging Mode
Start Windows Normally
Reboot
Return to OS Choices Menu
Use the up and down arrow keys to move the highlight to your choice
select the safe mode option
then run your antivirus if still cant get rid of the virus restart again
Use the up and down arrow keys to move the highlight to your choice.
select safe mode with networking download anti malware and microsoft security essentials
http://www.microsoft.com/en-us/download/virus-malware.aspx?q=virus
anti virus and malware
http://windows.microsoft.com/en-US/windows/products/security-essentials
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