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Installed new cpu and pc whont boot

Tags:
  • Motherboards
  • BIOS
  • Boot
  • Pentium
Last response: in Motherboards
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January 16, 2010 5:14:53 AM

I had pentium 4 2.8ghz 1core soo installed a 2.5 duel core it booted fine 1s try but was runing at 1.7ghz soo i go bios and set dafult and set whet 2.5 but now it whont boot at all i try enter bios but pc just restarts i disconected the batery to try reset bios but not having any luck

GIGABYTE GA-G41M-ES2L LGA 775 motherboard
Intel Pentium E5200 Wolfdale 2.5GHz 2MB L2 Cache LGA 775
G.SKILL 2GB 240-Pin DDR2 SDRAM DDR2 800 (PC2 6400)

More about : installed cpu whont boot

January 16, 2010 5:32:57 AM

When you say running at 1.7, was Speed Step on by chance?
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January 16, 2010 7:05:36 AM

it was set by default at 1.7 but the cpu is 2.5ghz
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January 16, 2010 7:07:35 AM

I know what your trying to say. What I mean is that it could be because of Speed Step, in othe words, it is supposed to be at 1.7GHz when idle.
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January 16, 2010 7:09:51 AM

the thing is i set it default now i can even acces bios setup it just plain restarts i tried using old cpu and does the same
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January 16, 2010 7:10:37 AM

its not psu eathier since i tried it on another system i also tried swaping ram and no luck
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January 16, 2010 2:29:59 PM

was waroking fine with that old pentetium 4 2.8 ghz once i put in the 2.5ghz duelcore it work fine but was runin at 1.7 ghz and no 2.5ghz soo i whent too bios and set dafault 2.5ghz now i can even enter bios pc just reestarts
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