computer shut down by itself

Was there an error message for the crash?
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"jamesron" <> wrote in message
news:34397104-D36D-4020-A3C1-…
> Thank you, Well, i ran some of the test, ( all clear ) but, how i to run
> "
> sfc/ scannow " test, because just go off a second and no more,
>
> "." wrote:
>
>> In Control Panel choose Problem Reports and Solutions (type problem in
>> Start’s searchbox), right click your error and choose Check For Solution.
>> You can also examine the details.
>>
>> In Administrative Tools choose Reliability and Performance Monitor and
>> choose MonitoringTools then Reliability Monitor (type Reliability in
>> search
>> on Start) . This list a chart of software installs, uninstalls, Windows
>> updates, and crashes. See if your crashes started happening after you
>> installed or uninstalled something.
>>
>> Also run Memory Diagnostics (type memory in Start’s search box).
>>
>> Also check your harddisk by typing in a command prompt
>> chkdsk c: /r
>>
>> Also try (to repair damaged system files)
>> sfc /scannow
>>
>>
>> —
>> ..
>> —
>> "jamesron" <> wrote in message
>> news:277EB7CE-B67C-40DD-A44C-…
>> > After i turn on mine computer,( Dell Dimension 5520 ) after 3 minute
>> > later
>> > computer suddenly shut down by itself. then i try to turn on computer
>> > again,
>> > that won’t works immediately, about 15 min later then i can turn on
>> > again,
>> > and stay on for long hours till i off it. i believe due to heat
>> > problems,( i
>> > alreadly cleaning a Fan ) but, if caused by heat problems it shall
>> > happended
>> > as same as 1st times i’ve a problem.
>>
>>