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External Hard Drive Humming

 
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Ed Wicks

External


Since: Dec 23, 2007
Posts: 5



(Msg. 1) Posted: Sun Dec 23, 2007 10:57 am
Post subject: External Hard Drive Humming
Archived from groups: comp>sys>mac>hardware>misc (more info?)

My elderly external hard drive is still functioning but had developed a
fairly loud quavering hum or buzz. I doubt that this is a good thing,
but is it a sign of impending failure? Thanks
Ed

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Howard S Shubs

External


Since: Aug 02, 2003
Posts: 463



(Msg. 2) Posted: Sun Dec 23, 2007 3:50 pm
Post subject: Re: External Hard Drive Humming [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

In article ,
Ed Wicks wrote:

> My elderly external hard drive is still functioning but had developed a
> fairly loud quavering hum or buzz. I doubt that this is a good thing,
> but is it a sign of impending failure? Thanks

Yes. A change in the normal sounds is a sign to perform a thorough
backup ASAP and replace the drive.

--
While its true that "you can't fix stupid", apparently you
can package it up and sell it. -- fnorgby on TMBO

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Ben

External


Since: Jul 03, 2005
Posts: 38



(Msg. 3) Posted: Sun Dec 23, 2007 4:43 pm
Post subject: Re: External Hard Drive Humming [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

Ed Wicks wrote:
> My elderly external hard drive is still functioning but had developed a
> fairly loud quavering hum or buzz. I doubt that this is a good thing,
> but is it a sign of impending failure? Thanks
> Ed

This may well be the cooling fan, these tend to be quite low quality and
the bearings dry out after a year or 2, a quick test is to stick a
matchstick through the air intake grill to stop the fan spinning, if the
noise stops then it is the fan at fault, in that case you can either buy
a replacement fan (most component suppliers have a range of 'generic'
fans) or try to dismantle it and put a small drop of light oil on the
bearing (I have done this many times, you can often get another year or
2 out of the fan).
Ben.
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morenuf

External


Since: Jul 12, 2003
Posts: 188



(Msg. 4) Posted: Sun Dec 23, 2007 4:43 pm
Post subject: Re: External Hard Drive Humming [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

In article ,
Ben wrote:

> Ed Wicks wrote:
> > My elderly external hard drive is still functioning but had developed a
> > fairly loud quavering hum or buzz. I doubt that this is a good thing,
> > but is it a sign of impending failure? Thanks
> > Ed
>
> This may well be the cooling fan, these tend to be quite low quality and
> the bearings dry out after a year or 2, a quick test is to stick a
> matchstick through the air intake grill to stop the fan spinning, if the
> noise stops then it is the fan at fault, in that case you can either buy
> a replacement fan (most component suppliers have a range of 'generic'
> fans) or try to dismantle it and put a small drop of light oil on the
> bearing (I have done this many times, you can often get another year or
> 2 out of the fan).
> Ben.

I had a couple external HD fans go bad in this way, noisy. The attempts
at lubrication were only temporarily successful for me though.

Try getting/ finding a replacement fan if possible.

If it is not the fan, such noises from the HD itself is NOT a good sign.
In that case I'd get any important data off the drive ASAP and or make
good backups if (when ) it fails.

Good Luck

Morenuf
--
morenuf.DeleteThis@nobodyhome.com.invalid
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Ed Wicks

External


Since: Dec 23, 2007
Posts: 1



(Msg. 5) Posted: Sun Dec 23, 2007 10:33 pm
Post subject: Re: External Hard Drive Humming [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

In article , Howard S
Shubs wrote:

> In article ,
> Ed Wicks wrote:
>
> > My elderly external hard drive is still functioning but had developed a
> > fairly loud quavering hum or buzz. I doubt that this is a good thing,
> > but is it a sign of impending failure? Thanks
>
> Yes. A change in the normal sounds is a sign to perform a thorough
> backup ASAP and replace the drive.

Many thanks for all suggestions. I will get on it.
Ed
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Howard S Shubs

External


Since: Aug 02, 2003
Posts: 463



(Msg. 6) Posted: Tue Dec 25, 2007 12:52 am
Post subject: Re: External Hard Drive Humming [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

In article ,
morenuf wrote:

> If it is not the fan, such noises from the HD itself is NOT a good sign.
> In that case I'd get any important data off the drive ASAP and or make
> good backups if (when ) it fails.

Preferably *before* it fails.

--
While its true that "you can't fix stupid", apparently you
can package it up and sell it. -- fnorgby on TMBO
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De Served

External


Since: Dec 16, 2007
Posts: 7



(Msg. 7) Posted: Tue Dec 25, 2007 1:55 am
Post subject: Re: External Hard Drive Humming [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

Ed Wicks wrote:
> My elderly external hard drive is still functioning but had developed a
> fairly loud quavering hum or buzz. I doubt that this is a good thing,
> but is it a sign of impending failure? Thanks
> Ed

Depends where the noise is coming from. A hum or buzz is probably
coming from an old power supply. Hard drives themselves usually make
more of a clicking or grinding sound when they're dying. Usually due to
stiction or something. The fan could also be the culprit, but my money
is on the power supply.

Isolate the source of the noise. If it's the fan, it won't mean much
for the integrity of your drive or the data on it. You should replace
the fan, however, to ensure your external drive receives adequate cooling.

If it's the power supply, you should be fine until the supply dies.
You may want to check that the supply voltages are within acceptable
range however. A hard drive that is not getting the required power can
have read/write problems. This will usually manifest itself in read
errors. However, you'll probably want to do something about replacing
the supply/enclosure before you start running into write errors.

If it happens to be the drive that is causing the noise, definitely err
on the safe side and backup your data to another drive. You may wish
to continue using the drive for files that you don't really care about.
But definitely stop storing important stuff on there.
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De Served

External


Since: Dec 16, 2007
Posts: 7



(Msg. 8) Posted: Tue Dec 25, 2007 1:55 am
Post subject: Re: External Hard Drive Humming [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

Ed Wicks wrote:
> My elderly external hard drive is still functioning but had developed a
> fairly loud quavering hum or buzz. I doubt that this is a good thing,
> but is it a sign of impending failure? Thanks
> Ed

Depends where the noise is coming from. A hum or buzz is probably
coming from an old power supply. Hard drives themselves usually make
more of a clicking or grinding sound when they're dying. Usually due to
stiction or something. The fan could also be the culprit, but my money
is on the power supply.

Isolate the source of the noise. If it's the fan, it won't mean much
for the integrity of your drive or the data on it. You should replace
the fan, however, to ensure your external drive receives adequate cooling.

If it's the power supply, you should be fine until the supply dies.
You may want to check that the supply voltages are within acceptable
range however. A hard drive that is not getting the required power can
have read/write problems. This will usually manifest itself in read
errors. However, you'll probably want to do something about replacing
the supply/enclosure before you start running into write errors.

If it happens to be the drive that is causing the noise, definitely err
on the safe side and backup your data to another drive. You may wish
to continue using the drive for files that you don't really care about.
But definitely stop storing important stuff on there.
 >> Stay informed about: External Hard Drive Humming 
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Howard S Shubs

External


Since: Aug 02, 2003
Posts: 463



(Msg. 9) Posted: Tue Dec 25, 2007 5:05 pm
Post subject: Re: External Hard Drive Humming [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

In article , De Served
wrote:

> Depends where the noise is coming from. A hum or buzz is probably
> coming from an old power supply. Hard drives themselves usually make
> more of a clicking or grinding sound when they're dying. Usually due to
> stiction or something. The fan could also be the culprit, but my money
> is on the power supply.

A drive can also make a high pitched squealing noise, getting louder and
louder over time until the drive fails.

--
While its true that "you can't fix stupid", apparently you
can package it up and sell it. -- fnorgby on TMBO
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