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Testing a bad mobo/CPU/power-supply?



Tom Metro <blu-5a1Jt6qxUNc at public.gmane.org> writes:

> Derek Atkins wrote:
>> When I hit the power button the fan doesn't turn on, the
>> HDD doesn't spin up (when I have it attached)...  Nothing.
>
> Most motherboards will pass through the power-up signal to the power
> supply even with non-functioning RAM and CPU, so it sounds like you
> have a wiring problem to the power switch, a bad motherboard, or a
> defective power supply. You can pick up a power supply tester for
> under $20, or try swapping it temporarily with another one to rule
> that out.

Thanks.  I did that.  I did acquire a power supply tester today
and was able to get the CPU fan up and spinning with a new power
supply.  However now the system wont POST/beep and there's no
video.  I've heard a number of people complain about this particular
issue with this mobo, so it's quite possibly a broken mobo.

>> The case doesn't have a bell so I don't know if there's
>> something being sent there.
>
> I don't think you're at a point yet where that will matter, but I'd
> recommend scavenging a speaker off of another case for use after you
> get the power issues resolved. Unless your motherboard has a numeric
> display of the POST codes, the beeps will be your only guide to
> additional problems.

Yep, and I'm not getting ANY beeps at all!  So I think it's a dead
mobo.  :(   Oh well, wont be able to get a new one for a few days.

-derek
-- 
       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
       URL: http://web.mit.edu/warlord/    PP-ASEL-IA     N1NWH
       warlord-DPNOqEs/LNQ at public.gmane.org                        PGP key available

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