How to fix problems with faulty motherboards and power supplies – power supply units – PSUs – used in desktop computers – PCs
Power supply problems – Essential information on the power supply unit (PSU) of a computer The power supply unit (PSU) of a computer is its most vital component The power supply unit (PSU) of a computer is its most vital component. All too often, it is the most neglected component. As with RAM memory, if…
Upgrade your old computer with a motherboard, processor, CPU cooler, RAM memory bundle Problem PC upgrade or buy a new computer. – I’ve been having problems with my desktop computer and I think it’s a hardware issue. It’s pretty old. I reinstalled Windows 10 but it keeps crashing and jamming. I think I might buy…
How to find out if a PC’s motherboard and power supply provide graphics card support for an Asus Nvidia GeForce GTX 750 Ti card Problem My PC has a Gigabyte GA-H81M0-S1 motherboard. I need to know if it provides graphics card support for an Asus Nvidia GeForce GTX 750 Ti 2GB GDDR5 card, which I intend…
Hard disk drive problem: PC reboots randomly and warns to run chkdsk hard-drive diagnostic tool My desktop PC runs Windows 7 Professional. Sometimes it reboots of its own accord. Recently, at startup, dire warnings appeared asking me to run Chkdsk with a surface scan. It seems to be getting worse with time. I have tested…
Useful free PC diagnostic tools/utilities that provide useful information on a computer’s components, diagnostic tests or that monitor their activities There are several very useful free diagnostic and information and monitoring tools that are either provided as part of Windows XP/Vista/7/8.1/10 or by third-party developers. The following list of free tools can provide useful…
RAM memory problem: Desktop PC suffers suffers several Blue Screen of Death (BSOD) events The following Blue Screen of Death problem could have several causes but is most likely to have been caused by RAM memory that is itself faulty or which has not been installed properly. Problem After not being in use for about…
Identify PC motherboard in order to obtain driver and UEFI/BIOS updates To obtain device driver and UEFI/BIOS updates, first step: identify PC motherboard. The make and model of the motherboard installed in a computer is not identified in the Windows Device Manager – in the Control Panel in Windows 7/8.1/10 – and it might…
Using diagnostic flowcharts to diagnose and fix hardware problems with PC components As you can see from looking at any of the diagnostic flowcharts made available from the following link, there are no photo-illustrations or explanations of basic computer functions. The intended audience is the hobbyist or technician who already has some experience of repairing…
PROBLEM: I have a startup problem in Windows 7 64-bit version. The PC runs an Intel Q9550 Socket LGA775 dual-core processor on an EVGA 790i motherboard, overclocked to to 3.6GHz, 8GB RAM memory, not overclocked, an EVGA 570 Classified graphics card, water cooling, a 1000W power supply. The startup hangs at the Starting Windows screen.…
PROBLEM: All of a sudden, when I shut my desktop PC down that is running Windows 7, the screen goes black, I can hear the fans working, but when I press the power button on the front of the case, it resets itself and Windows reboots. Nothing happens when I keep the button pressed to…
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