eMachine T2042

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ecw

I was just given a Emachine T2042. I am told that a hair dryer was
plugged into the same line and now the PC won't power up. I am not
sure if the PS has blown or the MB is dead. I would like to fix this
for my friend but am not sure where to start. I figured I would start
by replacing the PS first. Any suggestions or advice for a newb like
me? TIA
 
I was just given a Emachine T2042. I am told that a hair dryer was
plugged into the same line and now the PC won't power up. I am not
sure if the PS has blown or the MB is dead. I would like to fix this
for my friend but am not sure where to start. I figured I would start
by replacing the PS first. Any suggestions or advice for a newb like
me? TIA

I think your approach of trying a new PSU is a good one. The voltage
might have dropped, causing the AC/DC converter to draw more current
than it could handle.

Charlie
 
Thanks for answering my post Charlie. What do you think the chances of
the mother board being OK?
 
ecw said:
Thanks for answering my post Charlie. What do you think the chances of
the mother board being OK?

50/50. Power supplies are very prone to failure. BETTER ones include all
kinds of protection circuits (by design) to protect connected components,
WHEN (not if) the power supply fails. (they don't last forever). I
wouldn't expect to find a good power supply in an emachine anything. So the
odds of the motherboard being OK are not as good as I would hope. Still,
there is no way to find out for sure until the power supply is
eplaced. -Dave
 
I was just given a Emachine T2042. I am told that a hair dryer was
plugged into the same line and now the PC won't power up. I am not
sure if the PS has blown or the MB is dead. I would like to fix this
for my friend but am not sure where to start. I figured I would start
by replacing the PS first. Any suggestions or advice for a newb like
me? TIA

Replace the psu, the emachine psu's tend to be crap. Of course, their
mobos in the amd xp2200's and others with that chipset are also crap,
but it lasted longer in mine than the cheap psu did. Of course I
noticed the voltage drop and unexpected crashes and replaced the psu;
a newby wouldn't know so the board may well be the problem. I'll bet
the board would last longer than the psu, though.
 
I hooked up a used 250 Watt ATX PSU. When I plugged it in the the PS
fired up along with the CPU fan. The green light on the power button
also light up. However, the HD was not spinning. I put in another HD
and plugged it in again. The same thing happened execpt now the
Yellow stand by light was also light but the new HD did not spin
either. What is my next step? TIA
 
I hooked up a used 250 Watt ATX PSU. When I plugged it in the the PS
fired up along with the CPU fan. The green light on the power button
also light up. However, the HD was not spinning. I put in another HD
and plugged it in again. The same thing happened execpt now the
Yellow stand by light was also light but the new HD did not spin
either. What is my next step? TIA

If this is an amd xp based machine, get a power supply, 250w isn't
going to do crap.
 
ecw said:
I hooked up a used 250 Watt ATX PSU. When I plugged it in the the PS
fired up along with the CPU fan. The green light on the power button
also light up. However, the HD was not spinning. I put in another HD
and plugged it in again. The same thing happened execpt now the
Yellow stand by light was also light but the new HD did not spin
either. What is my next step? TIA

That's a tough call. 250W wouldn't be enough to get most computers to POST
these days, so I'm not sure you accomplished anything by hooking up a used
250W ATX PSU. However, it is now at least SOMEWHAT more likely that you are
looking at a dead motherboard. If we assume that the odds are 50/50 that
the power supply you tried would have allowed a working mainboard to POST,
then you know that the mainboard did not POST. -Dave
 
I hooked up a used 250 Watt ATX PSU. When I plugged it in the the PS
fired up along with the CPU fan. The green light on the power button
also light up. However, the HD was not spinning. I put in another HD
and plugged it in again. The same thing happened execpt now the
Yellow stand by light was also light but the new HD did not spin
either. What is my next step? TIA

Did you get anything on the monitor, like an OEM splash or any kind of
system data? If not, I suspect you've got a boat anchor on your
hands.

Charlie
 
I got nothing on the monitor. The HD didn't spin either but the cpu
fan did.

Well, you've got a fan board for when the weather gets hot.

I have a feeling the machine is toasted, my friend. The hair dryer
probably caused a brief and catastrophic surge of current to
components that can't handle it.

However, you might be able to salvage stuff from the system. For
example, if the current blew a capacitor on the board, maybe it never
reached the CPU. I'd say put it in the parts bin. Someday you might
be able to use a part to repair a different machine.

Caveat: I could be wrong. I'm not there.

Charlie
 
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