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[SOLVED] Sudden power failure

20K views 66 replies 7 participants last post by  Daifne  
#1 · (Edited)
Hi everyone!

Recently, my pc started to shut down for no apparent reason. No message, no BSOD and no overheating. Just like I'd pull the plug.

Any idea on this? I got a desktop with a phenom x4 9850 cpu, with windows xp sp3, a geforce gt 460 768mb videocard, a 650w psu and 4gb of ram ddr2. If another precision is necessary, just ask.

Thanks a lot for answering!
 
#2 · (Edited)
Re: Sudden power failure

Hi joseph7179,

Can you let us know of any errors in red that show in your Event Log:-

Windows Key+R and type eventvwr.msc into the box and hit Enter. Click on 'System' on the left and then click on the 'Type' tab at the top to sort the errors into their

categories. (easier to find). Where there are ones in red that relate to the time/ date area of the blue screens/ freezes/ power shut downs, can you tell us the EventID and

Source for each one (most regular ones)

Or attach them to you next post by doing this: When in the Event viewer window with the System error logs showing, go Action (at the top) and choose 'Export List' called it System Errors or something like that and attach that file to your next post.
 
#3 ·
Re: Sudden power failure

Hi TheGift73,

As you asked, I'm posting the event lod of the system. Before your answer I tried a cleaning of the registry. So far, no shut downs occured. I believe it's been an hour or so since i ran the application...

Anyway, here's the event log.
 

Attachments

#4 · (Edited)
Re: Sudden power failure

Hi,

Your main errors are Event ID: 55 Disk errors with NTFS as the source (The file system structure on disk is corrupt and unusable). You should first run a chkdsk to check for bad sectors on the hard drive.

The Event ID: 1000 DCHP is a IP conflict, where there is another computer on your network with the same IP address. This isn't serious, but we can deal with that later although it should resolve itself.

There are two ways to do this without the disk:

First way Windows Key+R and type CMD and hit Enter. At the command prompt type 'chkdsk /r' (without the quotes) and hit Enter. (it may ask you to reboot, so press Y and then Enter)

Second Way Go My Computer and Right click on Local Disk (C:) and select 'Properties'. Then under the 'Tools' tab click on 'Check Now' next to Error Checking. In the small window that opens put a tick in both boxes and press 'Start'. It will say 'Windows can't check the disk while in use'. Just click 'Schedule disk check' and then OK. Reboot, and it will run on the next startup. This will check and try to fix any bad sectors on your hard disk.

Can you also make sure that you also have all the latest updates via Windows Updates.
 
#5 ·
Re: Sudden power failure

Thanks for the tip.

I'm running a checkdisk right now. I'd have another question for you: I changed my hard disk at the beginning of the year and since then, the name of it is disk :H and there's no recovery partition on it. What should I do to get this right...pretending I'd want to go through a formating process again....just curious.

Thanks for your help!
 
#6 ·
Re: Sudden power failure

So there is nothing on the disk at the moment? (Disk H:) Or you are using the disk as a second internal/ external drive to keep programs and documents on? Formatting a disk doesn't really take that long, but it will erase any data you had on there. Is that what you meant?
 
#7 ·
Re: Sudden power failure

Actually, disk :H is the only one I got...It's just that I wanted this one to be partitioned the same way that the old one, a drive :C and smaller drive :D that is used for system recovery.

I thought it would set itself right, but I think I should have done something to make it right and I don't know what and how....hope I'm clear...
 
#8 · (Edited)
Re: Sudden power failure

Sounds a bit strange? Normally your operating system will be installed on C: and then Windows would create a small partition D: itself. Unless of course you are multi-booting different operating system using multiple partitions.

Let us know how the chkdsk goes. It can take a while depending on the size of the disk. Who is the manufacturer of the Hard Drive?
 
#11 ·
Re: Sudden power failure

theGift73: The checkdisk ran to the end....and while I was writing the last message, my pc shut itself down again. It's beginning to be frustrating.

What could possibly cause this?! A new program? Hardware? A virus?

Again, thanks for your much appreciated help!
 
#12 ·
Re: Sudden power failure

I can see what A1tecice is thinking and it's a good point which I should have pointed out to you. If you have access to another known working PSU, you could try swapping it over just to take the PSU out of the equation.

Also, go to the Western Digital site and locate your Hard Drive and download the Diagnostic tool for it. This will check the HDD for errors also. I think it will be called 'Data Lifeguard Diagnostic for Windows'
 
#14 ·
Re: Sudden power failure

Can you download and install Autoruns and run it. Let it generate all the information (shouldn't take long) then go File>Save and save the AutoRuns.arn file to the desktop. Zip it (right click on the .arn file and select 'send to' and choose 'Compressed zipped folder) and attach it back. Basically want to have a look and see if we can figure out what may be interfering.

Also download this http://sysnative.com/0x8/BSOD_Windows7_Vista_v2.64_jcgriff2_.exe
It will download the program to your desktop (or wherever your default location is) Run the program (may take about 5 mins) It will let you know when it's finishished, It will then place all the information relating to your system crashes into a folder called 'TSF_XP_Support' in My Documents. Right click on this folder (yellow one) and select 'Send To' and then 'Compressed (Zipped) Folder' and attach that to the next post as well. The program was written by jcgriff2 who is the manager of these forums. This program will help a lot in diagnosing your issues.

Sorry your computer is being a pain, but we will resolve it.

Did the chkdsk show any bad sectors as it was running?

I'll be heading out in about half an hour as it's nearly 02:00hrs here, but other helpers are always around and I'll check back in the morning.
 
#15 ·
Re: Sudden power failure

Another thing you should also do is to run a test on your RAM sticks with memtest86+ There are two ways to run the test, either from a CD or USB. You will need to burn the ISO to a CD and then boot to the CD and run at least 7 passes on each stick and in each slot (only the ones that are being used). There is an auto-installer for doing it via USB (again, you will have to change the boot order to boot to the USB if you choose this method)

Both downloads can be found halfway down the page. The reason that you should run it on one stick at a time, is so, if there is a fault with one of the sticks, then it's easy to figure out which one it is. This again, could very well be the issue.

Also, make sure that they were properly seated in the first place.
 
#16 ·
Re: Sudden power failure

I don't recall any report of a bad sector during the checkdisk process. But I have to admit I couldn't stay with my computer the whole process long. For certain, the process have been completed.

You gave me a bit of a homework ;), so I'll get on that and get back to you as soon as I can.

Later!
 
#18 ·
Re: Sudden power failure

Definitely. Any piece of hardware can fail. It is more likely that a piece of hardware with moving parts will tend to fail more often that a piece of hardware without moving parts (like RAM), but RAM sticks do go bad and are a cause of crashes and BSoD's.
 
#19 ·
Re: Sudden power failure

I see. I'm running the diagnostic tool for my hard drive in the moment. It's going to be long as I chose an extended test...about 45 min still to go.

I already got memtest on a cd, will try it later on...it's 9:20 pm here....so the night is getting closer and I work very early. I'll wait for the end of the HD test, keep you informed of anything suspicious.

Thank you and good night.
 
#23 ·
Re: Sudden power failure

Daifne! Hi! I just saw your reply.

I would be very upset if it was the power supply since I changed it a few months ago...but we never know...it's just that I can't replace it for I don't have an extra psu..

I really don't think the computer is overheating neither, everything is clean and the cpu fan seems to be working properly. Coretemp is not reporting any problem anyway. Tempis around 30C all the time.

Finally, the mobo is my first suspect also...I'm crying over that thought....if I change this, I will probably go for an expensive upgrade...I was just hoping I could push that moment away a few months at least...anyway...

Thanks for joining this post! I have to go sleep for real now, I'm making this personal with my computer, that can't be good ;)
 
#24 ·
Re: Sudden power failure

Actually, other than replacing the thermal compound on the cpu, the power supply would be the next cheapest option. What wattage is your current power supply?

You can get a power supply tester, the problem is that they don't test the power supply under load. They are really best at confirming rather than diagnosing.
 
#26 ·
Re: Sudden power failure

He did mention the PSU is 650W in the first post.

It does sound like a PSU issue, assuming it's not overheating but more information could be helpful. Does it happen randomly? Or when doing something stressful such as gaming?
 
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