Re: [Hampshire] Dying HDDs

2012-02-06 Thread Tony Wood


I've had at least three early SATA cables which developed a fault; they 
seemed to be wobbly in their 'sockets' and showed the symptoms you 
describe.

More recent SATA cables have been OK here so far.

IMHO surge protectors are essential for anything with chips or 
transistors: cheap peace of mind.


When my daughter's car battery (original, 9 years old) gave up in the 
current cold blast, she asked: Do I need a new starter motor?
Random replacement of components is expensive and wasteful - with 
computer stuff just as with cars.


Tony Wood
(from Linux Mint12 PC)

On 06/02/12 18:09, Rob Malpass wrote:


Hi all

As you may remember from my post last week, my Ubuntu machine's HD 
died.   Despite a brand new HDD I'm having intermittent problems 
ranging from install failing to complete with another HDD error to the 
BIOS not detecting the drive at all.


I have literally just tried a new SATA data cable and all (so far 
touch wood!) seems well.   The thing is - if the problem persists - 
what part should I look at replacing next?   The PSU? The mobo? Could 
this be some sort of mains AC problem and would a new surge protector 
be more the order of the day?   I should add I have several other 
boxes on the same ring main that appear to be working fine.


Are these new (yada yada I know I'm not exactly Mr Current Affairs) 
SATA data cables any better or worse for bad connections than other 
types of BUS e.g. usb or even pata ide?


Cheers

Rob



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Re: [Hampshire] Dying HDDs

2012-02-06 Thread Isaac Close

On 06/02/2012 18:09, Rob Malpass wrote:


Hi all

As you may remember from my post last week, my Ubuntu machine's HD 
died.   Despite a brand new HDD I'm having intermittent problems 
ranging from install failing to complete with another HDD error to the 
BIOS not detecting the drive at all.


I have literally just tried a new SATA data cable and all (so far 
touch wood!) seems well.   The thing is - if the problem persists - 
what part should I look at replacing next?   The PSU? The mobo? Could 
this be some sort of mains AC problem and would a new surge protector 
be more the order of the day?   I should add I have several other 
boxes on the same ring main that appear to be working fine.


Are these new (yada yada I know I'm not exactly Mr Current Affairs) 
SATA data cables any better or worse for bad connections than other 
types of BUS e.g. usb or even pata ide?



These days, it is PSU's that seem to go bandy more frequently than 
anything else and it is usually intermittent.


I use a PSU testing tool (a half decent one with an LCD display costs 
around 40 GBP), its proved a great investment. And, I have dealt with a 
few thousand machines in the past couple of years or so and my findings 
appear consistent.


Hope that helps,

Isaac.
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Re: [Hampshire] Dying HDDs

2012-02-06 Thread Anton Piatek
I have never had a PSU fail, but mine are all branded and not on the cheap
end.

Disks die often, motherboards occasionally but mostly fatally and are
normally pretty obvious.

Loose cables are a common enough problem.

Anton
-
Anton Piatek
(sent from my phone, please excuse any typos)
email: an...@piatek.co.uk
blog/photos: http://www.strangeparty.com
pgp: [74B1FA37] (http:// www.strangeparty.com/anton.asc)

No trees were destroyed in the sending of this message, however, a
significant number of electrons were terribly inconvenienced.
On Feb 6, 2012 7:11 PM, Isaac Close a...@etho.org wrote:

  On 06/02/2012 18:09, Rob Malpass wrote:

  Hi all

 ** **

 As you may remember from my post last week, my Ubuntu machine's HD died.
 Despite a brand new HDD I'm having intermittent problems ranging from
 install failing to complete with another HDD error to the BIOS not
 detecting the drive at all.

 ** **

 I have literally just tried a new SATA data cable and all (so far touch
 wood!) seems well.   The thing is - if the problem persists - what part
 should I look at replacing next?   The PSU? The mobo? Could this be some
 sort of mains AC problem and would a new surge protector be more the order
 of the day?   I should add I have several other boxes on the same ring main
 that appear to be working fine.

 ** **

 Are these new (yada yada I know I'm not exactly Mr Current Affairs) SATA
 data cables any better or worse for bad connections than other types of BUS
 e.g. usb or even pata ide?

 

 These days, it is PSU's that seem to go bandy more frequently than
 anything else and it is usually intermittent.

 I use a PSU testing tool (a half decent one with an LCD display costs
 around 40 GBP), its proved a great investment. And, I have dealt with a few
 thousand machines in the past couple of years or so and my findings appear
 consistent.

 Hope that helps,

 Isaac.

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Re: [Hampshire] Dying HDDs

2012-02-06 Thread Sean Gibbins

On 06/02/12 20:13, Anton Piatek wrote:
I have never had a PSU fail, but mine are all branded and not on the 
cheap end.


Ooh, you don't want to make statements like that Anton - you're just 
begging for a multiple PSU failure event by putting that in writing! :-)


Seriously though, I have had two branded PSUs fail, namely an Antec and 
a Seasonic, and have also seen no-name efforts seemingly go on forever.


Granted paying a bit more for a decent brand should buy you reliability 
and possibly even a longer warranty, but it is not a guarantee against 
failure.


Sean

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Re: [Hampshire] Dying HDDs

2012-02-06 Thread Damian L Brasher
On Mon, 2012-02-06 at 20:13 +, Anton Piatek wrote:
 I have never had a PSU fail, but mine are all branded and not on the
 cheap end.

Probably for the best, in general.

 Disks die often, motherboards occasionally but mostly fatally and are
 normally pretty obvious. 

And the price of disks is currently, disappointingly, high. But the
cause is pretty horrific. 

Damian 

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Re: [Hampshire] Dying HDDs

2012-02-06 Thread Vic

 I have never had a PSU fail

Oh, I have.

 but mine are all branded and not on the cheap end.

I see more cheapie PSUs than branded ones. I see failed examples of both.
I don't think I've got nearly enough data to form an opinion of whether or
not the branded ones are more reliable.

 Disks die often, motherboards occasionally but mostly fatally and are
 normally pretty obvious.

Connectors are the most usual type of failure.

I've got a failed motherboard in a PC in my office. The machine had a
fire[1] in it, so we removed it from the customer and gave them something
new. The only thing I can find failed is the USB ports (none of which work
at all).

But I had a failed motherboard a while back that was caused by a failed
PSU. That one wasn't re-usable :-(

Vic.

[1] Yes, a real fire. There were properly blackened bits inside.


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Re: [Hampshire] Dying HDDs

2012-02-06 Thread alan c
On 06/02/12 19:10, Isaac Close wrote:
 On 06/02/2012 18:09, Rob Malpass wrote:

 Hi all

 As you may remember from my post last week, my Ubuntu machine's HD 
 died.   Despite a brand new HDD I'm having intermittent problems 
 ranging from install failing to complete with another HDD error to the 
 BIOS not detecting the drive at all.

 I have literally just tried a new SATA data cable and all (so far 
 touch wood!) seems well.   The thing is - if the problem persists - 
 what part should I look at replacing next?   The PSU? The mobo? Could 
 this be some sort of mains AC problem and would a new surge protector 
 be more the order of the day?   I should add I have several other 
 boxes on the same ring main that appear to be working fine.

 Are these new (yada yada I know I'm not exactly Mr Current Affairs) 
 SATA data cables any better or worse for bad connections than other 
 types of BUS e.g. usb or even pata ide?


 These days, it is PSU's that seem to go bandy more frequently than 
 anything else and it is usually intermittent.
 
 I use a PSU testing tool (a half decent one with an LCD display costs 
 around 40 GBP), its proved a great investment. And, I have dealt with a 
 few thousand machines in the past couple of years or so and my findings 
 appear consistent.

A most perplexing intermittent fault turned out to be an under spec
PSU (older PC) and a second DVD RW drive with a rather high power
need. Mostly the PC worked well. But on some occasions, - installation
process was typical - there were inexplicable probs. The DVD drive
itself was no problem. Nor was the PC, after the DVD drive was removed
and the original single CD drive used. A very marginal problem, and
only repeatable with many many almost statistical tests.

-- 
alan cocks
Ubuntu user

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