Re: Computer Won't Post

Tech-Archive recommends: Repair Windows Errors & Optimize Windows Performance



"DL" <address@invalid> wrote in message
news:eP5biSlQJHA.4680@xxxxxxxxxxxxxxxxxxxxxxx
Motherboard or cpu failure, more likely mobo.
Try opening case & reseating all connections, including fans

BTW you can move data but you cannot, in general move programs, programs
need to be reinstalled from instalation media

"Rich" <rgsrx@xxxxxxx> wrote in message
news:7vwRk.6913$Qb1.5563@xxxxxxxxxxxxxxx
Windows XP SP-3
eMachine T3306 (AMD SempronT 3300+ Processor) purchased 2-2006

Please help. I posted my operating system first to deter the newsgroup
police ("this isn't a hardware group") long enough for the excellent
experienced computer experts in this group to help or tell to give up &
stick a fork in it.
This is my wife's computer. I turned it off last night; all was normal.
On the way to driving my son to his baseball game, I get a call from my
wife that her computer does not turn on when she presses the button.
When I got home, sure enough, when I press the power button I can hear an
electronic popping noise from the speakers but nothing else; power supply
did not turn on. Suspecting the power supply, I removed it & hooked it up
to my daughters much newer eMachine (just to the motherboard connectors,
no drives), pressed the power button & the power supply immediately
powered up & all system fans spun up. I figure the power supply is good.
Back to the dead computer, I reinstall the power supply, remove & reseat
the CPU & press the power button. Now the case fan & CPU fan spin for 2
seconds & stop. Excited, I press the button again & it is back to square
one: speaker "popping". Later on, dejected & dreading the process of
buying a new computer & transitioning all the data & programs (this is my
wife's nerve center of the household), I put the heat sink assembly/fan
back on to close things up & pressed the power button again for old
time's sake. Once again, the case & CPU fans spin for 2 seconds & stop,
never to start again on repeated power button presses.
What's going on?! Is the motherboard bad or not getting information from
a bad CPU? Or is it something totally unrelated to an amateur.
Thanks in advance.
Regards,
Rich S.



In order to more isolate the problem, you have to take some steps towards
isolation. Remove all external peripherals including printers, external
hard drive, usb flash drive, mouse, and keyboard. If the PC now starts POST
but protests lack of keyboard, turn it off. Plug in the keyboard, and try
it again. If you have the old symptoms, you know the problem. If this part
of isolation doesn't resolve anything, try removing all hard drives and CD
devices. No change, remove all add-on cards except video card if you have
one.

If you've come this far, and all external peripherals are removed and all
removable internals, you can reasonably conclude its one or more of the ram,
cpu, or mobo, or video card. An exception would be a chassis ground
problem. To eliminate that, remove the motherboard from the case and set it
on suitably sized piece of cardboard or other insulating material. If you
don't have any experience with from scratch PC assembly/disassembly, don't
do it. Leave the RAM and CPU in place. Leave the monitor connected.
Connect the power supply and make conducting contact with the proper pins on
the motherboard to power it up.
--
Dave

If it looks like fish, smells like fish, its not
a cantaloupe.


.



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