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  #11  
Old 07-25-2008, 11:26 AM
Jimbob
 
Posts: n/a
Default Re: PC Keeps Restarting.

Rarius wrote:
> "Jimbob" <me@nofkinspam.me> wrote in message
> news:6er2q7F8fihdU1@mid.individual.net...
>> Hey y'all.
>>
>> Having just built my pc with some new bits, new motherboard and hard drive
>> i'm having a problem. My PC keeps restarting at random intervals, while
>> playing games and also when just general activity. It doesn't seem to be
>> heating problems, the CPU is running at around 30c and the system temp is
>> about 35c. All fans are running, it even restarts with the case open. I've
>> tried swapping my RAM to see if one of the sticks was faulty but still
>> does it. I don't even get a bsod, i have the 'automatically restart'
>> option unchecked too. Power supply is ample i believe, at 550w so i don't
>> think it's a power problem as i didn't have this problem in my old build.
>>
>> The motherboard is a Gigabyte GA-P31-DS3L.
>> Graphics card is a 8800gt 512mb pci-e.
>> Sata hard drive @ 250gb.
>> XP Home SP3.
>> core 2 duo 6400.
>>
>> I don't have a cd burner or floppy drive so i can't use memtest.
>> The event viewer doesn't show any errors either.
>>
>> Any one have any suggestions?
>>
>> Cheers.

>
> While a 550W should be more than adequate for this, many cheaper PSUs are
> not actually capable of anything like their quoted rating. I have had a
> similar problem to this in the past with one of the PCs I was tasked to
> support at work. It turned out to be the PSU on its way out. I am not saying
> that this IS the problem, but it might be.


It is a hiper brand of PSU, so i should be ok.
>
> The cheapest option to start with would be to buy a floppy drive (£6) and
> run Memtest!


Yep, looks like i'll have to to rule memory out.
>
> What program are you using to measure the CPU temperature? Different
> programs will give different values. I have found CoreTemp to be one of the
> most reliable.


RealTemp, Rivertuner and coretemp, all showing around 30 - 40c.

> Rarius


Cheers.
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  #12  
Old 07-25-2008, 11:27 AM
Jimbob
 
Posts: n/a
Default Re: PC Keeps Restarting.

Paul wrote:
> Jimbob wrote:
>> Hey y'all.
>>
>> Having just built my pc with some new bits, new motherboard and hard
>> drive i'm having a problem. My PC keeps restarting at random
>> intervals, while playing games and also when just general activity. It
>> doesn't seem to be heating problems, the CPU is running at around 30c
>> and the system temp is about 35c. All fans are running, it even
>> restarts with the case open. I've tried swapping my RAM to see if one
>> of the sticks was faulty but still does it. I don't even get a bsod, i
>> have the 'automatically restart' option unchecked too. Power supply is
>> ample i believe, at 550w so i don't think it's a power problem as i
>> didn't have this problem in my old build.
>>
>> The motherboard is a Gigabyte GA-P31-DS3L.
>> Graphics card is a 8800gt 512mb pci-e.
>> Sata hard drive @ 250gb.
>> XP Home SP3.
>> core 2 duo 6400.
>>
>> I don't have a cd burner or floppy drive so i can't use memtest.
>> The event viewer doesn't show any errors either.
>>
>> Any one have any suggestions?
>>
>> Cheers.

>
> First thing I'd check, is what version of BIOS are you running.
> Gigabyte shares a common problem with other makers, in that
> the board probably won't be well tuned when using "All Auto"
> settings, until the fifth BIOS is released. By then, they've
> sorta got their act together. For some people, a change in the
> BIOS makes all the difference.
>
> I'd start by looking at that, and if you're still having problems,
> come back and we'll cook up a test plan, including bumping RAM
> voltage and the like.


Is it possible to flash the bios without using a floppy drive, as i
havn't got one at the moment?

> Also, if you want some more testing tools, try this one. When it
> asks, you don't want to "join GIMPs" and just want to run the
> Torture Test. Using the custom setting, you can dial down the
> memory to be tested a bit, which will allow you to do a few
> other things on the machine, while Prime95 is running. This
> version of program supports more than one thread, and on my
> P4 3GHz with hyperthreading, it runs two test threads. I was using
> it today, as described, to test the new RAM I got. (Dialed the
> memory allocation down about 50MB, so I could run a newsreader.)
> This'll warm up your CPU a bit. Best thing about my new RAM,
> is it didn't need any voltage boost to work, and is running
> quite cool as a result.
>
> http://www.mersenne.org/gimps/p95v255a.zip
>
> Paul


Ran prime for 10 mins, nothing happened, should i be running this for
longer?
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  #13  
Old 07-25-2008, 02:50 PM
Jimbob
 
Posts: n/a
Default Re: PC Keeps Restarting.

RobV wrote:
> Jimbob wrote:
>
> [snip]
>
>> Ran prime for 10 mins, nothing happened, should i be running this for
>> longer?

>
> Prime 95 should run for at least 12 hours without error. A single error
> will stop the program and indicates that there is a problem within the
> system.


Ah, i'll leave it overnight if i don't figure it out today.
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  #14  
Old 07-25-2008, 06:53 PM
Jimbob
 
Posts: n/a
Default Re: PC Keeps Restarting.

Dave wrote:

>>>> Ran prime for 10 mins, nothing happened, should i be running this
>>>> for longer?
>>> Prime 95 should run for at least 12 hours without error. A single
>>> error will stop the program and indicates that there is a problem
>>> within the system.

>> Ah, i'll leave it overnight if i don't figure it out today.

>
> Holy ****, lots of dancing around this, but to get straight to the
> point:
>
> REPLACE YOUR BAD POWER SUPPLY
>
> Yes, Hiper is crap. Try an Antec Earthwatts (Seasonic) next. -Dave


Bah, i'm leaning more towards that too now, i'd rather test it with
another psu before forking out money for a new one, ££ are low at the
moment. My bro is building a new system soon, so i'm gona borrow his new
PSU when he gets it, but he's slow and lazy so could be a while :/
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  #15  
Old 07-25-2008, 07:28 PM
Jimbob
 
Posts: n/a
Default Re: PC Keeps Restarting.

John Doe wrote:
> Jimbob <me@nofkinspam.me> wrote:
>
>> Hey y'all.

>
> Hey
>
>> Any one have any suggestions?

>
> A generic suggestion is to add either a UPS or a line conditioner /
> voltage regulator (if you don't need a battery backup). An
> uninterruptible power supply might be readily available locally, a
> voltage regulator is readily available online.
>
> Once you have a voltage regulator, you can see fluctuations in house
> current as they are being corrected.


Ack, sounds like something a bit above me tbh :O
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  #16  
Old 07-25-2008, 10:33 PM
couillion
 
Posts: n/a
Default Re: PC Keeps Restarting.


"Jimbob" <me@nofkinspam.me> wrote in message
news:6er2q7F8fihdU1@mid.individual.net...
> Hey y'all.
>
> Having just built my pc with some new bits, new motherboard and
> hard drive i'm having a problem. My PC keeps restarting at random
> intervals, while playing games and also when just general activity.
> It doesn't seem to be heating problems, the CPU is running at
> around 30c and the system temp is about 35c. All fans are running,
> it even restarts with the case open. I've tried swapping my RAM to
> see if one of the sticks was faulty but still does it. I don't even
> get a bsod, i have the 'automatically restart' option unchecked
> too. Power supply is ample i believe, at 550w so i don't think it's
> a power problem as i didn't have this problem in my old build.
>
> The motherboard is a Gigabyte GA-P31-DS3L.
> Graphics card is a 8800gt 512mb pci-e.
> Sata hard drive @ 250gb.
> XP Home SP3.
> core 2 duo 6400.
>
> I don't have a cd burner or floppy drive so i can't use memtest.
> The event viewer doesn't show any errors either.
>
> Any one have any suggestions?
>
> Cheers.


The reboot is also a reported problem associated with XP and SP3, I
found info that SP3 has a problem with "unsigned driver software".





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