Home-built Computers Problem with newly built system

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Subject Author Date
Problem with newly built system Dave 03-01-06
Posted by Dave on March 1, 2006, 10:00 pm
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Gold Fingers wrote:
> I've seen no mention from anyone about the Power Supply Wattage. Check
> your user manual to see the minimum wattage your system requires. I
> helped someone with their somewhat new system a couple days ago. It had
> the same symptoms as your system is experiencing. The person had a 300W
> PS from the old system installed. The downloaded users guide stated a
> 450W was required.
>
It's a 550W power Supply.

Posted by Ed Medlin on March 2, 2006, 8:01 am
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> Gold Fingers wrote:
>> I've seen no mention from anyone about the Power Supply Wattage. Check
>> your user manual to see the minimum wattage your system requires. I
>> helped someone with their somewhat new system a couple days ago. It had
>> the same symptoms as your system is experiencing. The person had a 300W
>> PS from the old system installed. The downloaded users guide stated a
>> 450W was required.
>>
> It's a 550W power Supply.

Your symptoms really point to a PSU problem. I would say that somewhere in
the range of 60+% of the start-up problems I have seen in the last year or
two have been PSU related. I don't know if it is a problem of a lot of poor
quality PSU makers or just that the newer systems just need more of a "kick
start".....:-). I would try and get your hands on a known good PSU of 400w
or better, hopefully a high-end brand, and try that. I wish you luck.......

Ed



Posted by Dave on March 2, 2006, 4:49 pm
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Ed Medlin wrote:
>> Gold Fingers wrote:
>>> I've seen no mention from anyone about the Power Supply Wattage. Check
>>> your user manual to see the minimum wattage your system requires. I
>>> helped someone with their somewhat new system a couple days ago. It had
>>> the same symptoms as your system is experiencing. The person had a 300W
>>> PS from the old system installed. The downloaded users guide stated a
>>> 450W was required.
>>>
>> It's a 550W power Supply.
>
> Your symptoms really point to a PSU problem. I would say that somewhere in
> the range of 60+% of the start-up problems I have seen in the last year or
> two have been PSU related. I don't know if it is a problem of a lot of poor
> quality PSU makers or just that the newer systems just need more of a "kick
> start".....:-). I would try and get your hands on a known good PSU of 400w
> or better, hopefully a high-end brand, and try that. I wish you luck.......
>
> Ed
>
>
But if it was a faulty PSU would I not at least get P.O.S.T. beep codes
when I try to boot without RAM on the board?

Posted by kony on March 2, 2006, 8:25 pm
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On Thu, 02 Mar 2006 16:49:32 -0500, Dave

>Ed Medlin wrote:
>>> Gold Fingers wrote:
>>>> I've seen no mention from anyone about the Power Supply Wattage. Check
>>>> your user manual to see the minimum wattage your system requires. I
>>>> helped someone with their somewhat new system a couple days ago. It had
>>>> the same symptoms as your system is experiencing. The person had a 300W
>>>> PS from the old system installed. The downloaded users guide stated a
>>>> 450W was required.
>>>>
>>> It's a 550W power Supply.
>>
>> Your symptoms really point to a PSU problem. I would say that somewhere in
>> the range of 60+% of the start-up problems I have seen in the last year or
>> two have been PSU related. I don't know if it is a problem of a lot of poor
>> quality PSU makers or just that the newer systems just need more of a "kick
>> start".....:-). I would try and get your hands on a known good PSU of 400w
>> or better, hopefully a high-end brand, and try that. I wish you luck.......
>>
>> Ed
>>
>>
>But if it was a faulty PSU would I not at least get P.O.S.T. beep codes
>when I try to boot without RAM on the board?

There are plenty of failures that will not result in post
beeps. Post beeps are not something to "seek", you only use
them WHEN you hear some. You might as well forget that they
exist.

A faulty psu would most likely not produce any post beeps-
it's almost guaranteed that kind of fault would not produce
any, unless there was some wierd kind of (narrow operating
region of instability) running state producing errors. It's
not a likely occurance.

Posted by Dave on March 2, 2006, 10:33 pm
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kony wrote:
> On Thu, 02 Mar 2006 16:49:32 -0500, Dave
>
>> Ed Medlin wrote:
>>>> Gold Fingers wrote:
>>>>> I've seen no mention from anyone about the Power Supply Wattage. Check
>>>>> your user manual to see the minimum wattage your system requires. I
>>>>> helped someone with their somewhat new system a couple days ago. It had
>>>>> the same symptoms as your system is experiencing. The person had a 300W
>>>>> PS from the old system installed. The downloaded users guide stated a
>>>>> 450W was required.
>>>>>
>>>> It's a 550W power Supply.
>>> Your symptoms really point to a PSU problem. I would say that somewhere in
>>> the range of 60+% of the start-up problems I have seen in the last year or
>>> two have been PSU related. I don't know if it is a problem of a lot of poor
>>> quality PSU makers or just that the newer systems just need more of a "kick
>>> start".....:-). I would try and get your hands on a known good PSU of 400w
>>> or better, hopefully a high-end brand, and try that. I wish you luck.......
>>>
>>> Ed
>>>
>>>
>> But if it was a faulty PSU would I not at least get P.O.S.T. beep codes
>> when I try to boot without RAM on the board?
>
> There are plenty of failures that will not result in post
> beeps. Post beeps are not something to "seek", you only use
> them WHEN you hear some. You might as well forget that they
> exist.
>
> A faulty psu would most likely not produce any post beeps-
> it's almost guaranteed that kind of fault would not produce
> any, unless there was some wierd kind of (narrow operating
> region of instability) running state producing errors. It's
> not a likely occurance.

but my point is that when I power up the system without RAM in it I
SHOULD get P.O.S.T. beeps, and that isn't happening! That's why I am
thinking it is probably the MoBo!

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