Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems.

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Default unassembling external drive enclosure

Hi! Got a problem, which I've been advised to submit to this Group's
experienced users. Please pardon me if I made an error posting, also,
bear with less than adequate English !

So, a 6/7 years old 80-gigabyte disk in an external USB 2.0
enclosure has failed me. I suspect the drive itself could be OK but
the USB interface or other electronics/connectics of the case might
have fail (it had been acting weird sometimes)

Now I would like to separate the drive from this enclosure and
connect it straight to the MoBoard for testing.

Brand stamped on the pretty, sturdy case is "QPS multimedia" ("made
in China"). Disk inside is Maxtor 80 Gb, probably pATA.

Disk + enclosure came as a unit, and the problem is, I can't seem to
be able to disassemble it even after removing screws :=(
I don't think I've missed any hidden screws.

The disk itself is a 80Gb Maxtor, I assume pATA.

Googling hasn't served very much, nor did Youtube help. The "QPS"
brand is no longer manufacturing those articles it seems.

I hope someone can point me to a site with instructions or hints for
disassembly.

--
Ninho
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Default unassembling external drive enclosure

Ninho wrote in message
...
Hi! Got a problem, which I've been advised to submit to this Group's
experienced users. Please pardon me if I made an error posting, also,
bear with less than adequate English !

So, a 6/7 years old 80-gigabyte disk in an external USB 2.0
enclosure has failed me. I suspect the drive itself could be OK but
the USB interface or other electronics/connectics of the case might
have fail (it had been acting weird sometimes)

Now I would like to separate the drive from this enclosure and
connect it straight to the MoBoard for testing.

Brand stamped on the pretty, sturdy case is "QPS multimedia" ("made
in China"). Disk inside is Maxtor 80 Gb, probably pATA.

Disk + enclosure came as a unit, and the problem is, I can't seem to
be able to disassemble it even after removing screws


I don't think I've missed any hidden screws.

The disk itself is a 80Gb Maxtor, I assume pATA.

Googling hasn't served very much, nor did Youtube help. The "QPS"
brand is no longer manufacturing those articles it seems.

I hope someone can point me to a site with instructions or hints for
disassembly.

--
Ninho



Any label hiding a fixing ? heat off with hot air perhaps


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Default unassembling external drive enclosure

On Oct 25, 6:21*am, Ninho wrote:
Hi! Got a problem, which I've been advised to submit to this Group's
experienced users. Please pardon me if I made an error posting, also, *
bear with less than adequate English !

So, a 6/7 years old 80-gigabyte disk in an external USB 2.0 *
enclosure has failed me. I suspect the drive itself could be OK but
the USB interface or other electronics/connectics of the case might
have fail (it had been acting weird sometimes)

Now I would like to separate the drive from this enclosure and
connect it straight to the MoBoard for testing.

Brand stamped on the pretty, sturdy case is "QPS multimedia" ("made
in China"). Disk inside is Maxtor 80 Gb, probably pATA.

Disk + enclosure came as a unit, and the problem is, I can't seem to
be able to disassemble it even after removing screws :=(
I don't think I've missed any hidden screws.

The disk itself is a 80Gb Maxtor, I assume pATA.

Googling hasn't served very much, nor did Youtube help. The "QPS"
brand is no longer manufacturing those articles it seems.

I hope someone can point me to a site with instructions or hints for
disassembly.

--
Ninho


I believe (if it's like mine) the screws are under the bottom label.
And you can almost bet if it's Maxtor...its bad!
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Default unassembling external drive enclosure

"Ninho" wrote in message
...
Hi! Got a problem, which I've been advised to submit to this Group's
experienced users. Please pardon me if I made an error posting, also,
bear with less than adequate English !

So, a 6/7 years old 80-gigabyte disk in an external USB 2.0
enclosure has failed me. I suspect the drive itself could be OK but
the USB interface or other electronics/connectics of the case might
have fail (it had been acting weird sometimes)

Now I would like to separate the drive from this enclosure and
connect it straight to the MoBoard for testing.

Brand stamped on the pretty, sturdy case is "QPS multimedia" ("made
in China"). Disk inside is Maxtor 80 Gb, probably pATA.

Disk + enclosure came as a unit, and the problem is, I can't seem to
be able to disassemble it even after removing screws :=(
I don't think I've missed any hidden screws.

The disk itself is a 80Gb Maxtor, I assume pATA.

Googling hasn't served very much, nor did Youtube help. The "QPS"
brand is no longer manufacturing those articles it seems.

I hope someone can point me to a site with instructions or hints for
disassembly.

--
Ninho



Does it utilize an external power supply adaptor? My Western Digital MyBook
developed bad caps in the power supply.

Mark Z.

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Default unassembling external drive enclosure

"Mark Zacharias" wrote:
"Ninho" wrote in message
So, a 6/7 years old 80-gigabyte disk in an external USB 2.0
enclosure has failed me. I suspect the drive itself could be OK
but the USB interface or other electronics/connectics of the case
might have fail (it had been acting weird sometimes)


Does it utilize an external power supply adaptor? My Western
Digital MyBook developed bad caps in the power supply.



It does indeed - the possibility of a bad power supply hadn't even
traversed my mind ! The PS connects to the main unit using a DIN plug,
which to this layman seems a non standard arrangement and I don't know
where to find a spare.

--
Ninho


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Default unassembling external drive enclosure

On Oct 26, 11:42*am, "Mark Zacharias"
wrote:
"Ninho" wrote in message

...





Hi! Got a problem, which I've been advised to submit to this Group's
experienced users. Please pardon me if I made an error posting, also,
bear with less than adequate English !


So, a 6/7 years old 80-gigabyte disk in an external USB 2.0
enclosure has failed me. I suspect the drive itself could be OK but
the USB interface or other electronics/connectics of the case might
have fail (it had been acting weird sometimes)


Now I would like to separate the drive from this enclosure and
connect it straight to the MoBoard for testing.


Brand stamped on the pretty, sturdy case is "QPS multimedia" ("made
in China"). Disk inside is Maxtor 80 Gb, probably pATA.


Disk + enclosure came as a unit, and the problem is, I can't seem to
be able to disassemble it even after removing screws :=(
I don't think I've missed any hidden screws.


The disk itself is a 80Gb Maxtor, I assume pATA.


Googling hasn't served very much, nor did Youtube help. The "QPS"
brand is no longer manufacturing those articles it seems.


I hope someone can point me to a site with instructions or hints for
disassembly.


--
Ninho


Does it utilize an external power supply adaptor? My Western Digital MyBook
developed bad caps in the power supply.

Mark Z.- Hide quoted text -

- Show quoted text -


Same here with my ATMT HD363n -- I've got through two of the supplied
power supplies and now using something beefier. "Acting weird
sometimes" (partial file copies and file renaming failing) followed by
total failure is a good description of the symptoms. I think I'm
having a similar problem with my modem/router wallwart.

Chris
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Default unassembling external drive enclosure

On 26 Oct 2011 13:14:34 GMT, Steph wrote:

"Mark Zacharias" wrote:
"Ninho" wrote in message
So, a 6/7 years old 80-gigabyte disk in an external USB 2.0
enclosure has failed me. I suspect the drive itself could be OK
but the USB interface or other electronics/connectics of the case
might have fail (it had been acting weird sometimes)


Does it utilize an external power supply adaptor? My Western
Digital MyBook developed bad caps in the power supply.



It does indeed - the possibility of a bad power supply hadn't even
traversed my mind ! The PS connects to the main unit using a DIN plug,
which to this layman seems a non standard arrangement and I don't know
where to find a spare.


What is the make and model of the drive (not the drive itself, but the
whole assembly)?
I've had to replace the power supplies for two of my external drives,
one Iomega and one Western Digital. It's not too difficult to find
replacement power supplies. I found very reasonable power supplies on
Amazon. I bought Hootoo Laptop Battery Chargers, which seem to work
well and have been reliable for over a year. Hootoo makes power
supplies for many makes and models.

Cheers,
Dave M
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Default unassembling external drive enclosure

Dave M écrivait

On 26 Oct 2011 13:14:34 GMT, Steph


That Steph above would be me

asked:


What is the make and model of the drive (not the drive itself, but
the whole assembly)?


"QPS Multimedia" "USB 2.0" "Made in China" and a barcode and serial
number is all identification I can find on the case. External
dimensions (centimetres) are about 22x13x4.

It appears QPS doesn't manufacture or distribute hard disk assemblies
any more.

I've had to replace the power supplies for two of my external
drives, one Iomega and one Western Digital. It's not too
difficult to find replacement power supplies. I found very
reasonable power supplies on Amazon. I bought Hootoo Laptop
Battery Chargers, which seem to work well and have been reliable
for over a year. Hootoo makes power supplies for many makes and
models.


Good to know, still I'd like to be able to get the drive out of the
stupid case first !
As for the power adapter again, its DIN-format connector is a dual
5V/12V output - 4 pins. Does this seem like a standard arrangement ?

--
Ninho

Cheers,
Dave M


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Default unassembling external drive enclosure

Ninho wrote:
Dave M écrivait

On 26 Oct 2011 13:14:34 GMT, Steph


That Steph above would be me

asked:


What is the make and model of the drive (not the drive itself, but
the whole assembly)?


"QPS Multimedia" "USB 2.0" "Made in China" and a barcode and serial
number is all identification I can find on the case. External
dimensions (centimetres) are about 22x13x4.

It appears QPS doesn't manufacture or distribute hard disk assemblies
any more.

I've had to replace the power supplies for two of my external
drives, one Iomega and one Western Digital. It's not too
difficult to find replacement power supplies. I found very
reasonable power supplies on Amazon. I bought Hootoo Laptop
Battery Chargers, which seem to work well and have been reliable
for over a year. Hootoo makes power supplies for many makes and
models.


Good to know, still I'd like to be able to get the drive out of the
stupid case first !
As for the power adapter again, its DIN-format connector is a dual
5V/12V output - 4 pins. Does this seem like a standard arrangement ?


Cheers,
Dave M


Yeah, that's not an uncommon arrangement. My Iomega USB drive has such a
connector. If you can't find a suitable power supply, there is another good
alternative.
First thing you have to do is to determine the type of interface the disk
drive has (Parallel or Serial, ATA/IDE, etc.). Then buy an external USB
enclosure kit for the drive. The external drive enclosures come with the
power supply, the correct interface for the drive and the USB interface to
your PC. You just remove your drive from the existing enclosure, mount it
into the new enclosure and plug it in.
Ebay lists lots of them. Assuming that your hard drive is a 3.5" unit, try
this search:
http://www.ebay.com/dsc/i.html?_nkw=..._TitleDe sc=1

Opening the case can be tedious. First, make sure that all the screws are
removed. Be sure to look under any labels on the case; there might be a
screw under it. The caase halves might slide apart rather than pop up.
Push the halves apart in opposite directions and pry them apart. If the
case halves are ultrasonically welded, you'll have to destroy the case to
get them apart. No big deal, since it will be discarded anyway, just be
careful not to damage the drive inside. Once inside, remove the mounting
screws and disconnect the cables. Remove the drive and place it into the
new enclosure. Fasten it with the correct hardware. Connect the cables,
put the enclosure together, plug it in, and you should be off & running.

Seagate now owns Maxtor, so you'll need to go to
http://www.seagate.com/www/en-us/support/ and find the datasheet for your
disk drive. That should give you the interface info you need to get the
right external enclosure kit. You should be able to find a good enclosure
kit on Ebay or Amazon. Prices vary; $15 - $50. Your chioce.

--
David
dgminala at mediacombb dot net



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Default unassembling external drive enclosure

On Wed, 26 Oct 2011 11:08:20 -0500, "Dave M"
wrote:

Ninho wrote:
Dave M écrivait

On 26 Oct 2011 13:14:34 GMT, Steph


That Steph above would be me

asked:


What is the make and model of the drive (not the drive itself, but
the whole assembly)?


"QPS Multimedia" "USB 2.0" "Made in China" and a barcode and serial
number is all identification I can find on the case. External
dimensions (centimetres) are about 22x13x4.

It appears QPS doesn't manufacture or distribute hard disk assemblies
any more.

I've had to replace the power supplies for two of my external
drives, one Iomega and one Western Digital. It's not too
difficult to find replacement power supplies. I found very
reasonable power supplies on Amazon. I bought Hootoo Laptop
Battery Chargers, which seem to work well and have been reliable
for over a year. Hootoo makes power supplies for many makes and
models.


Good to know, still I'd like to be able to get the drive out of the
stupid case first !
As for the power adapter again, its DIN-format connector is a dual
5V/12V output - 4 pins. Does this seem like a standard arrangement ?


Cheers,
Dave M


Yeah, that's not an uncommon arrangement. My Iomega USB drive has such a
connector. If you can't find a suitable power supply, there is another good
alternative.
First thing you have to do is to determine the type of interface the disk
drive has (Parallel or Serial, ATA/IDE, etc.). Then buy an external USB
enclosure kit for the drive. The external drive enclosures come with the
power supply, the correct interface for the drive and the USB interface to
your PC. You just remove your drive from the existing enclosure, mount it
into the new enclosure and plug it in.
Ebay lists lots of them. Assuming that your hard drive is a 3.5" unit, try
this search:
http://www.ebay.com/dsc/i.html?_nkw=..._TitleDe sc=1

Opening the case can be tedious. First, make sure that all the screws are
removed. Be sure to look under any labels on the case; there might be a
screw under it. The caase halves might slide apart rather than pop up.
Push the halves apart in opposite directions and pry them apart. If the
case halves are ultrasonically welded, you'll have to destroy the case to
get them apart. No big deal, since it will be discarded anyway, just be
careful not to damage the drive inside. Once inside, remove the mounting
screws and disconnect the cables. Remove the drive and place it into the
new enclosure. Fasten it with the correct hardware. Connect the cables,
put the enclosure together, plug it in, and you should be off & running.

Seagate now owns Maxtor, so you'll need to go to
http://www.seagate.com/www/en-us/support/ and find the datasheet for your
disk drive. That should give you the interface info you need to get the
right external enclosure kit. You should be able to find a good enclosure
kit on Ebay or Amazon. Prices vary; $15 - $50. Your chioce.


I should add that you should make sure that the kit you buy does indeed
contain all the necessary parts; case, interface, cables and power
supply. Also, make sure that it will fit your hard drive - 2.5" or
3.5". One such kit to look at:
http://www.ebay.com/itm/3-5-External... tem2a153f41ed

Cheers,
Dave M



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Default unassembling external drive enclosure

In article ,
Ninho wrote:
As for the power adapter again, its DIN-format connector is a dual
5V/12V output - 4 pins. Does this seem like a standard arrangement ?


4 pin mini din, with 2 grounds, 1 +5 and 1 +12 ? Beware that the pinout
of the replacement is the same. I have two almost identical external
drives that use connectors like these and they are NOT pinned the same,
so are not interchangeable. But they use the same connector.

In both cases, the external power supplies turned to crap in fairly short
order and were re-capped or replaced. If the PSU is junk/past repair, cut
the DC lead off and save it, then connect it to any decent 5v/12v PSU of your
choice.
--
--------------------------------------+------------------------------------
Mike Brown: mjb[-at-]signal11.org.uk | http://www.signal11.org.uk

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