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Windows XP Home This is apparently a hardware problem but thought there'd be some pretty good ideas of the problem here. No power, no lights, no fan action, no HD noise... nothing at all. Checked swith for continuity - ok Checked power supply in another computer - ok Tried another power supply in this computer - still nothing.
Suspect bad component on motherboard. Is there anything specific I could look for on the botherboard? Perhaps replacing the motherboard would be best idea?
Motherboard is K7 - M810XLM, Socket 462
Earl
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Sun, 01 Jul 2007 13:26:36 GMT from Earl Partridge <earlpNG[ at ]pearnet.com>:
[Quoted Text] > Windows XP Home > This is apparently a hardware problem but thought there'd be some > pretty good ideas of the problem here. No power, no lights, no fan > action, no HD noise... nothing at all. > Checked swith for continuity - ok > Checked power supply in another computer - ok > Tried another power supply in this computer - still nothing.
Sounds to me like the switch itself is bad. If the power supply is good, the fan would kick on with the power even if the computer is otherwise bad. And you'd see an indicator light at least flash when you turned on the PC.
But your test showed that the power supply is good. And even more, you hooked a known good power supply into this computer and it doesn't function. That argues pretty strongly that power s not reaching the power supply. Check the switch, the power cord, and of course the outlet.
> Suspect bad component on motherboard. Is there anything specific I > could look for on the botherboard? Perhaps replacing the > motherboard would be best idea?
I can't see any reason even to think about replacing the MB. If the fan and lights aren't on, the power supply isn't supplying power.
-- Stan Brown, Oak Road Systems, Tompkins County, New York, USA http://OakRoadSystems.com/
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Have you tried another ac outlet? Do you have multiple outlet box with switch? Plug in a lamp to check. "Earl Partridge" <earlpNG[ at ]pearnet.com> wrote in message news:gYNhi.2671$zA4.1371[ at ]newsread3.news.pas.earthlink.net...
[Quoted Text] > Windows XP Home > This is apparently a hardware problem but thought there'd be some pretty > good > ideas of the problem here. No power, no lights, no fan action, no HD > noise... nothing at all. > Checked swith for continuity - ok > Checked power supply in another computer - ok > Tried another power supply in this computer - still nothing. > > Suspect bad component on motherboard. Is there anything specific I could > look > for on the botherboard? Perhaps replacing the motherboard would be best > idea? > > Motherboard is K7 - M810XLM, Socket 462 > > Earl > >
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I once had a case where the reset switch was faulty and essentially stuck on so that when the computer was powered up it was as thought the reset switch was continuously depressed. Try unplugging the reset switch from the mother board or both reset and power switch and then simply short the 2 pins which the power switch plugs into. You use a small screw driver to short the pins by simply allowing the two pins to briefly be connected.
--
Harry Ohrn MS MVP [Shell\User] www.webtree.ca/windowsxp
"Earl Partridge" <earlpNG[ at ]pearnet.com> wrote in message news:gYNhi.2671$zA4.1371[ at ]newsread3.news.pas.earthlink.net...
[Quoted Text] > Windows XP Home > This is apparently a hardware problem but thought there'd be some pretty > good > ideas of the problem here. No power, no lights, no fan action, no HD > noise... nothing at all. > Checked swith for continuity - ok > Checked power supply in another computer - ok > Tried another power supply in this computer - still nothing. > > Suspect bad component on motherboard. Is there anything specific I could > look > for on the botherboard? Perhaps replacing the motherboard would be best > idea? > > Motherboard is K7 - M810XLM, Socket 462 > > Earl > >
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Must be my lucky day. Yep, the machine has been tried from several different outlets, two different homes... etc. But my luck is that I happened to have another old computer and its motherboard has the same CPU socket. I replaced the MB in the non functioning machine... and that fixed it. Earl
"Harry Ohrn" <harry---[ at ]webtree.ca> wrote in message news:OnsNdN$uHHA.1204[ at ]TK2MSFTNGP03.phx.gbl...
[Quoted Text] >I once had a case where the reset switch was faulty and essentially stuck >on so that when the computer was powered up it was as thought the reset >switch was continuously depressed. Try unplugging the reset switch from the >mother board or both reset and power switch and then simply short the 2 >pins which the power switch plugs into. You use a small screw driver to >short the pins by simply allowing the two pins to briefly be connected. > > -- > > > Harry Ohrn MS MVP [Shell\User] > www.webtree.ca/windowsxp > > > "Earl Partridge" <earlpNG[ at ]pearnet.com> wrote in message > news:gYNhi.2671$zA4.1371[ at ]newsread3.news.pas.earthlink.net... >> Windows XP Home >> This is apparently a hardware problem but thought there'd be some pretty >> good >> ideas of the problem here. No power, no lights, no fan action, no HD >> noise... nothing at all. >> Checked swith for continuity - ok >> Checked power supply in another computer - ok >> Tried another power supply in this computer - still nothing. >> >> Suspect bad component on motherboard. Is there anything specific I could >> look >> for on the botherboard? Perhaps replacing the motherboard would be best >> idea? >> >> Motherboard is K7 - M810XLM, Socket 462 >> >> Earl >> >> > >
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Hi Earl,
It sounds as though something is amiss on the mobo. If the mobo cannot return a "good signal" instantly upon power-on, it will shut the power supply down. Lights, fan, everything.
Trying your supply in another machine, and swapping a different one in yours, just about seals it.
Good luck
-- HTH, Curt
Windows Support Center www.aumha.org Practically Nerded,... http://dundats.mvps.org/Index.htm
"Earl Partridge" <earlpNG[ at ]pearnet.com> wrote in message news:gYNhi.2671$zA4.1371[ at ]newsread3.news.pas.earthlink.net... | Windows XP Home | This is apparently a hardware problem but thought there'd be some pretty | good | ideas of the problem here. No power, no lights, no fan action, no HD | noise... nothing at all. | Checked swith for continuity - ok | Checked power supply in another computer - ok | Tried another power supply in this computer - still nothing. | | Suspect bad component on motherboard. Is there anything specific I could | look | for on the botherboard? Perhaps replacing the motherboard would be best | idea? | | Motherboard is K7 - M810XLM, Socket 462 | | Earl | |
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Just read your post about replacing the mobo--congratulations!
-- HTH, Curt
Windows Support Center www.aumha.org Practically Nerded,... http://dundats.mvps.org/Index.htm
"Earl Partridge" <earlpNG[ at ]pearnet.com> wrote in message news:kSPhi.2667$Od7.1470[ at ]newsread1.news.pas.earthlink.net... | Must be my lucky day. Yep, the machine has been tried from several | different | outlets, two different homes... etc. But my luck is that I happened to | have another | old computer and its motherboard has the same CPU socket. I replaced the MB | in the non functioning machine... and that fixed it. | Earl | | "Harry Ohrn" <harry---[ at ]webtree.ca> wrote in message | news:OnsNdN$uHHA.1204[ at ]TK2MSFTNGP03.phx.gbl... | >I once had a case where the reset switch was faulty and essentially stuck | >on so that when the computer was powered up it was as thought the reset | >switch was continuously depressed. Try unplugging the reset switch from the | >mother board or both reset and power switch and then simply short the 2 | >pins which the power switch plugs into. You use a small screw driver to | >short the pins by simply allowing the two pins to briefly be connected. | > | > -- | > | > | > Harry Ohrn MS MVP [Shell\User] | > www.webtree.ca/windowsxp | > | > | > "Earl Partridge" <earlpNG[ at ]pearnet.com> wrote in message | > news:gYNhi.2671$zA4.1371[ at ]newsread3.news.pas.earthlink.net... | >> Windows XP Home | >> This is apparently a hardware problem but thought there'd be some pretty | >> good | >> ideas of the problem here. No power, no lights, no fan action, no HD | >> noise... nothing at all. | >> Checked swith for continuity - ok | >> Checked power supply in another computer - ok | >> Tried another power supply in this computer - still nothing. | >> | >> Suspect bad component on motherboard. Is there anything specific I could | >> look | >> for on the botherboard? Perhaps replacing the motherboard would be best | >> idea? | >> | >> Motherboard is K7 - M810XLM, Socket 462 | >> | >> Earl | >> | >> | > | > | |
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"Harry Ohrn" <harry---[ at ]webtree.ca> wrote in message news:OnsNdN$uHHA.1204[ at ]TK2MSFTNGP03.phx.gbl...
[Quoted Text] >I once had a case where the reset switch was faulty and essentially stuck >on so that when the computer was powered up it was as thought the reset >switch was continuously depressed. Try unplugging the reset switch from the >mother board or both reset and power switch and then simply short the 2 >pins which the power switch plugs into. You use a small screw driver to >short the pins by simply allowing the two pins to briefly be connected. > > -- > > > Harry Ohrn MS MVP [Shell\User] > www.webtree.ca/windowsxp
There could also be a small power switch on the back of the case somewhere near where the power cord hooks up. I accidentally hit this switch while moving the case and I almost went crazy in the attempt to find the solution to the problem. I have to be very careful about this when moving my computer case.
Ron
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Thanks for the update. Glad to hear you got it sorted!
--
Harry Ohrn MS MVP [Shell\User] www.webtree.ca/windowsxp
"Earl Partridge" <earlpNG[ at ]pearnet.com> wrote in message news:kSPhi.2667$Od7.1470[ at ]newsread1.news.pas.earthlink.net...
[Quoted Text] > Must be my lucky day. Yep, the machine has been tried from several > different > outlets, two different homes... etc. But my luck is that I happened to > have another > old computer and its motherboard has the same CPU socket. I replaced the > MB > in the non functioning machine... and that fixed it. > Earl > > "Harry Ohrn" <harry---[ at ]webtree.ca> wrote in message > news:OnsNdN$uHHA.1204[ at ]TK2MSFTNGP03.phx.gbl... >>I once had a case where the reset switch was faulty and essentially stuck >>on so that when the computer was powered up it was as thought the reset >>switch was continuously depressed. Try unplugging the reset switch from >>the mother board or both reset and power switch and then simply short the >>2 pins which the power switch plugs into. You use a small screw driver to >>short the pins by simply allowing the two pins to briefly be connected. >> >> -- >> >> >> Harry Ohrn MS MVP [Shell\User] >> www.webtree.ca/windowsxp >> >> >> "Earl Partridge" <earlpNG[ at ]pearnet.com> wrote in message >> news:gYNhi.2671$zA4.1371[ at ]newsread3.news.pas.earthlink.net... >>> Windows XP Home >>> This is apparently a hardware problem but thought there'd be some pretty >>> good >>> ideas of the problem here. No power, no lights, no fan action, no HD >>> noise... nothing at all. >>> Checked swith for continuity - ok >>> Checked power supply in another computer - ok >>> Tried another power supply in this computer - still nothing. >>> >>> Suspect bad component on motherboard. Is there anything specific I >>> could look >>> for on the botherboard? Perhaps replacing the motherboard would be best >>> idea? >>> >>> Motherboard is K7 - M810XLM, Socket 462 >>> >>> Earl >>> >>> >> >> > >
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