There are several possibilities, but I have found true random rebooting (if
you're certain that the machine is virus and spyware free and that memory is
ruled out) is most often related to overheating. Sometimes heat problems
may generate stop codes or error messages that seem to point to memory or
video.
Here are a few suggestions:
1. See if running the computer in Safe Mode follows the same pattern (to
help eliminate the device driver possibility).
2. Change a system setting as follows:
System Properties / Advanced Tab / Startup and Recovery Settings / Uncheck
the 'Automatically restart 'box under System Failure. This may cause you to
see a blue screen with a STOP Code on system failure. That code can be
helpful - post it here.
3. Open the case and see if your CPU cooling fan and heat sink fins and the
power supply air vents are clogged with dust. If so, blow out with
compressed air. Also, running the computer for a time with the case open
and seeing improvement can help verify a heat problem. (Some systems have
heat monitoring capabilities and alarms configurable in the BIOS which can
be helpful as well.)
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Brandon said:
Sometimes when I am using my computer it just restarts for no reason. I
could be doing any task it is just at random. It has been doing this for a
VERY long time now. I don't know when it started I just want it to stop.
When I send an error report in Windows XP Home it says there is a device
driver problem but all the drivers I can think of are good. It once said
that there may have been a problem with the memory but the diagnostics
cleared that thought up quick. All of my antivirus software is updated too.
Please Help me soon!!!!!!!!!!!!!