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kamrat

Are the fans set to always be running? Very rarely do mine get a break and I am wondering if this is normal.

Love the product, but for me the hum of the fans are quite a distraction next to a silent iMac.

Thanks for your input.

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5 replies
Psytek

The fans in mine very rarely spin down. I've tried to figure out if the machine that it's plugged into is doing something to wake it, and I can't seem to find anything.

I think that with 4 (or more) drives in a small box, even at idle they are warm enough that the fan probably should be on all the time.

Very occasionally it goes quiet for a while, but it never lasts for more than 30 minutes.
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agami

Mine has had 4 drives for almost a year now and the fans spin-up every now and then depending on internal temperature. I would try and get a thermometer reading from inside the box.

It may also come down to the specific model/brand of drive as some run hotter than others. I initially had 4 x Samsung 1TB which run relatively cool and quiet, and now have 4 x WD Green 2TB, which are not as quiet but seem to be just as cool.
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ranhalt

Mine's usually very quiet, but it may depend on how much use you're getting out of it. Mine's used for archive, so it's a low load storage device. If you're reading/writing constantly to it, that might keep the fans running.
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theblahman

Like other people have mentioned, the fans could possible be linked to the HDDs installed. Drives like the Western Digital Green spin at a slower speed, so you can assume they'd generate less heat. Is the Drobo getting any air flow to the rear of the system?

I have 4 x 2TB Seagate Momentus drives in my Drobo, every so often the fans kick in for a couple of minutes then spin back down to an un-noticeable level.

If possible, try taking it back to the place where you bought it, they may be able to test it and potential replace/fix your unit if it does turn out to be faulty.
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theblahman

Late correction: I have 4 x 2TB Seagate Barracuda LP's in my Drobo. The Seagate Momentus in my MacBook Pro. Apologies for the confusion!
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