make sure that your RAM and Cmos battery are securely seated
One bad lead can cause a computer to continue on a cycle or to shutdown or fail to detect your hard drive
Test all leads that attach to your hard drive including electrical extensions,IDE,SATA
the leads from your ((motherboard to your hard drive)) make sure they have a secure connection and are not faulty or just replace them they could be faulty
if faulty can affect your picture screen
a computer needs its connections to continue its cycle and to have and end to function the beeps are post pre operating system searching for some hardware it could be RAM cd/dvd hard drive or motherboard all of these must have secure connections for the computer to work make sure all leads that are attached to your drives dvd\cd 3 1/2 inch floppy have secure make sure the connections and are not faulty even the electrical extensions or just replace them they could be faulty a computer needs all electric current and computer data to travel to and through every working device and have an end to work properly click start right click on my computer so any faulty leads will end up with a computer error if you need more help with this post a reply hope this helps you
Test your PSU or replace it if your power supply units fan is not working your PSU is faulty
One bad lead can cause a computer to continue on a cycle or to shutdown or fail to detect/ boot up a computer hard drive Test all leads that attach to your hard drive including electrical extensions,IDE,SATA
the leads from your "((MOTHERBOARD TO YOUR HARD DRIVE))" make sure they have a secure connection and are not faulty or just replace them they could be faulty make sure all leads that are attached to your drives dvd\cd 3 1/2 inch floppy have secure connections and are not faulty even the electrical extensions or just replace them they could be faulty a computer needs its connections to continue its cycle and have an end so any faulty leads will end up with a computer error even something as small as a faulty electrical extension or fan lead can cause this problem follow the troubleshooting procedure a computer needs all of the data and electrical current to travel through every working device and to have an end to be able work properly a motherboard and a hard drive any leads between them will fail before your motherboard or your hard drive if its a flat ribbon 40 pin type IDE replace it this will be the first to fail check all electrical power input and extensions make sure they are securely seated even the cd/dvd floppy drives need to have current go through make sure these drives are working hope this helps also it could be a dirty computer clean all of the dust from your computer you could use a vacuum cleaner but whatever you use make absolutely sure there is no moisture gets to anything in your computer also check the Cmos battery and computer ram make sure they are securely seated another possible reason could be a memory dump you might be running to many programs at the one time placing to much strain on the CPU also you might not have enough RAM random access memory to check what is running when your computer is running scroll to the bottom toolbar right click select task manager applications and processes if you see something you dont need running select end now to check how much ram you have click start right click on my computer select properties you will see all of your computers details another way to check how much RAM you have click start all programs accessories system tools system information all of your computers information will be there try uninstalling a few unnecessary programs then click start run type cmd then type chkdsk/r/f which will scan for and attempt to fix any bad sectors and automatically fix any corrupt files on your hard drive this will schedule on a restart don
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