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I sent them a email but i don't have any spare options available to replace it and i don't feel like having no PC for a while.
Buying something new and get a defective part is so annoying!
So I guess this is really just for the SG05/06...
Sadly, I haven't found any alternatives for a quiet power supply with short modular cables
@WiSK: Also wondering why you have the PSU oriented to be taking air from the case wall? The answer is that I can't flip it when an optical drive and it's mounting is installed - the bracket is blocking the ATX 24pin connector at the PSU.
Over the weekend I've done the dB measurement at home with a Voltcraft SL-300 dB measurement device.
Settings:I configured the device for the range: 30~80 dBA; measurement time was set to slow=1s (optimized for continuous loudness measurements); background noise level about 26 dBA; standard office temperature around 22°C;distance from device to the FT03-mini was 50cm while the device was located on the left site. I measured the loudness shortly after boot up Windows 7. Before I took the first measurement point I pre-heated the CPU with 1 minute full load, using Prime95s "In-place large FFTs) for it. While measuring the PC was idle, only Win7 background services were working. I checked the power consumption continuously to confirm the PC was idle while measuring (using Voltcraft Energy check 3000).
Measurements: Than the first measurements taken place while the PC was idle. I started the whole measurement on Saturday around 8:00 AM, prepared everything, boot-up, pre-heat with Prime and noted the first loudness level at:
8:04 (38,2 dBA @ 61,9W)
8:05 (37,3 dBA @ 61,9W)
8:06 (36,6 dBA @ 62,0W)
8:07 (38,0 dBA @ 62,1W)
8:08 (38,2 dBA @ 62,1W)
8:09 (38,7 dBA @ 62,3W)
Average idle noise level: 37,83 dBA
I left the PC running on idle and wait approx. 0,5h until I noted 5 more measurement points:
8:35 (40,1 dBA @ 63,1W)
8:36 (40,0 dBA @ 63,0W)
8:37 (40,2 dBA @ 63,2W)
8:38 (40,1 dBA @ 63,1W)
8:39 (40,3 dBA @ 63,1W)
Average idle noise level: 40,14 dBA
After that the pc keeps running idle for ~50 minutes...
9:30 (41,0 dBA @ 63,3W)
9:31 (41,0 dBA @ 63,3W)
9:32 (40,9 dBA @ 63,4W)
9:33 (41,3 dBA @ 62,6W)
9:34 (41,0 dBA @ 62,6W)
Average idle noise level: 41,04 dBA
After that, I'm not really sure how I should proceed with my FT03-mini built. The idle noise level is too loud for my ears and during full load (while playing a game) it becomes even worse.
Any hints? Maybe also for a silent mini-itx case or do I have to use a different case in a somewhat bigger form-factor?
Just my opinion on this matter...
I have an i3 with a 5770, which draws no where near 450watts (I have the non modular version), and I've noticed that the fan ramps up.
I realized that this was because the poor little guy was intake-ing all the hot air inside my case. Ever since I gave it its own duct that fed it outside air, it is silent.
Perhaps it's the same situation with the FT03-mini. What happens if you just take the PSU out of it's enclosure and let it sit outside while your machine runs? (In other words, give it fresh air instead of having it take the hot air from the inside of the case)
Just my opinion on this matter...
I have an i3 with a 5770, which draws no where near 450watts (I have the non modular version), and I've noticed that the fan ramps up.
I realized that this was because the poor little guy was intake-ing all the hot air inside my case. Ever since I gave it its own duct that fed it outside air, it is silent.
Perhaps it's the same situation with the FT03-mini. What happens if you just take the PSU out of it's enclosure and let it sit outside while your machine runs? (In other words, give it fresh air instead of having it take the hot air from the inside of the case)
@WiSK: Also wondering why you have the PSU oriented to be taking air from the case wall? The answer is that I can't flip it when an optical drive and it's mounting is installed - the bracket is blocking the ATX 24pin connector at the PSU.
The fan itself is the culprit; it's excessively noisy.
It doesn't look like Silverstone is going to fix the issue in the near future. Your choices are either to return the PSU and try to use a different PSU, or modify the fan like I did.
I'm kind of puzzled by this. Why would SilverStone design the ST45SF-G with the connectors so far up? When I first tried installing it, I couldn't get the optical drive bracket on and later found out that the 24-pin connector was too high up, preventing the optical drive bracket from sitting completely in where it's supposed to. Only think you can do is flip the ST45SF-G over so its fan is facing the panel right in front of it.
Hi guys, just to let you all know that we are closely monitoring any RMA that comes back to us.
Hi guys, just to let you all know that we are closely monitoring any RMA that comes back to us. But I do want to remind you again that ST45SF-G does have higher idle fan speed than ST45SF due to tighter package and fan location. Below are fan speed curve of the two PSUs overlapped to illustrate this:
Tony, what about the issue with the 24-pin connector on the ST45SF-G being too high, thus preventing us from using the optical drive bracket if the ST45SF-G is oriented so its fan is facing the motherboard in the FT03-Mini?
.... In the SG05 you can rotate the whole PSU to solve this....
Heat rises from the circuit board. Fan on top seems appropriate.
Here's the thing: I can't hear the fan in my ST45SF-G.
When I suggested you RMA, you said you are proactive and fix it yourself, breaking your warranty. But now you accuse Silverstone of not fixing the issue. But you didn't give them a chance. I think that's a bit unfair.
The fan itself is the culprit; it's excessively noisy.
Let me rephrase then
Yours is noisy, but how are you sure that all the DFB801512H's included in all the SF45SF-G are noisy? Please take the time to send your fan as a test sample to Silverstone and maybe it will help them to identify any problems with production, or at least evaluate the user-experience. What I meant about giving them a chance, is that without RMAs they don't have any way to measure objectively the subjective feedback on forums like this.
can you prove that all the fans are silent?
Rocozaur: good analysis, but remember that CFM and noise measurements are made with no airflow restrictions, while this PSU has some very irregular shaped obstacles inside which can affect how a fan performs.
I'm not trying to prove that. I believe yours is noisy and I believe mine is silent.
If I turn that video up then it indeed sounds like that fan is rubbing on something. Is yours exactly like that? Does orientation matter? Does it get worse with load?
How are these connectors ever going to go straight 1 to 1 pin out into the motherboard connector since the motherboard one is exactly similar, but flipped?
Pin 16 is the green wire. I am looking right now at your own picture from OCN. Let's follow it. In the upper center right hand side on the upper end of your cable. Correct. Now to enter the MB properly, the Green wire has to sit in the center lower left at the end of the modular connector. And that is exactly what is happening. So there is no issue with the connection between the PSU and the MB, as in the wires are not mirrored due to a design flaw