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upgrade mbo ultra-d won't post.


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Please update your sig as to what is in system now.

How many leds showing?

Here is the way to read the Diagnostic LEDs.

 

4 LEDs on = Power applied, checking CPU

3 LEDs on = CPU has been detected OK, checking RAM

2 LEDs on = RAM has been detected OK, checking VGA

1 LED on = VGA has been detected OK, entering BIOS

0 LEDs on = System has booted to the Operating System.

 

As long as you are in the BIOS including running memtest from the BIOS option, there will be one LED on.

 

Example: If you are getting 3 LEDs on, it means the rig is having trouble detecting the RAM.

 

The lower(PCI) Amber LED is the 5VSB indicator. The upper Amber LED is the RAM voltage indicator. Once the rig has started and been shut down the RAM LED will go out until the PSU is power cycled.

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I see an Ultra PSU in the sig.

 

That's a major problem right away.

I have received the same kind of feedback on other forums but nobody will tell me what is wrong with them. I did alot of research before I bought it (BigBruin, Black Viper. Bjorn) and they all gave it an excellent review. I know the first generation PSUs sucked but I thought the second was supposed to be much better. I am not trying to argue with you, I would really like to know.

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I have received the same kind of feedback on other forums but nobody will tell me what is wrong with them. I did alot of research before I bought it (BigBruin, Black Viper. Bjorn) and they all gave it an excellent review. I know the first generation PSUs sucked but I thought the second was supposed to be much better. I am not trying to argue with you, I would really like to know.

Ultra is a "bling" provider first. Performance is way down on their list of priorities.

 

They still rate their PSU output at 25C which is beyond unrealistic. As temps rise inside the PSU, current capacity drops. I've actually had an Ultra that only delivered half of it's rated output under real world conditions.

 

This is the reason we have a recommended list for PSU purchases.

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Ultra is a "bling" provider first. Performance is way down on their list of priorities.

 

They still rate their PSU output at 25C which is beyond unrealistic. As temps rise inside the PSU, current capacity drops. I've actually had an Ultra that only delivered half of it's rated output under real world conditions.

 

This is the reason we have a recommended list for PSU purchases.

Thanks for the answers guys. How do I measure the current capacity of the PSU? Unfortunately I had bought the PSU just before I decied to buy a MBO.

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How do I measure the current capacity of the PSU?

There's really no way to accurately measure the current unless you have some pretty good test equipment. Using a passive Ampmeter won't work since we're dealing with DC current.

 

Your best bet is to stick with the units that are known good in the recommended list.

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I had the same problem. I have had this system running fine for over a year. Yesterday I would stop at 1 led. I did the cmos reset that is posted here, same result. I tried a different video, different memory, different PS, still no go. But I moved the Video card to the other slot and now it seems to be working now. dont know if it will help you, but its worth a try. My card is an X1800XT 512.

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