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Never mind toilet seats and work surfaces......

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Andy Hewitt

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Nov 25, 2009, 4:51:59 PM11/25/09
to
No, this isn't OT:

Emily's keyboard started playing up today (standard old Apple white
keyboard), so I had a butchers, and lo and behold, it had liquid in
it...

'no idea how that got there dad'

Yeah, right.

So I had a go at stripping it, which I did successfully - blimey, what a
lot of very small screws!

Dried it, cleaned it... the much was bloody horrible, a real bio-hazard
I reckon.

Anyway, it didn't bleedin' work, so it's out for a new keyboard :-(

--
Andy Hewitt
<http://web.me.com/andrewhewitt1/>

Rowland McDonnell

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Nov 25, 2009, 9:03:56 PM11/25/09
to
Andy Hewitt <thewil...@me.com> wrote:

> No, this isn't OT:
>
> Emily's keyboard started playing up today (standard old Apple white
> keyboard), so I had a butchers, and lo and behold, it had liquid in
> it...
>
> 'no idea how that got there dad'
>
> Yeah, right.

I'd see about your daughter's education, I would - I mean, I can hazard
a guess as to how the contamination occurred, and if she can't do the
same...[1]

> So I had a go at stripping it, which I did successfully - blimey, what a
> lot of very small screws!
>
> Dried it, cleaned it... the much was bloody horrible, a real bio-hazard
> I reckon.
>
> Anyway, it didn't bleedin' work, so it's out for a new keyboard :-(

Servisol switch cleaner has been known to work miracles.

Not any old switch cleaner, but the pukka Servisol stuff in the
red+white tin which leaves a thin lubricating film behind.

Of course, you'd really have to want to reclaim a keyboard, given the
awkwardness of applying it to the switch contacts on a Mac keyboard.

Rowland.

[1] What, I'm barking up the wrong tree? Surely not?

--
Remove the animal for email address: rowland....@dog.physics.org
Sorry - the spam got to me
http://www.mag-uk.org http://www.bmf.co.uk
UK biker? Join MAG and the BMF and stop the Eurocrats banning biking

Andy Hewitt

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Nov 26, 2009, 3:04:35 AM11/26/09
to
Rowland McDonnell <real-addr...@flur.bltigibbet.invalid> wrote:

> Andy Hewitt <thewil...@me.com> wrote:
>
> > No, this isn't OT:
> >
> > Emily's keyboard started playing up today (standard old Apple white
> > keyboard), so I had a butchers, and lo and behold, it had liquid in
> > it...
> >
> > 'no idea how that got there dad'
> >
> > Yeah, right.
>
> I'd see about your daughter's education, I would - I mean, I can hazard
> a guess as to how the contamination occurred, and if she can't do the
> same...[1]

I'm sure she can, it's just that unwillingness to admit to it!

> > So I had a go at stripping it, which I did successfully - blimey, what a
> > lot of very small screws!
> >
> > Dried it, cleaned it... the much was bloody horrible, a real bio-hazard
> > I reckon.
> >
> > Anyway, it didn't bleedin' work, so it's out for a new keyboard :-(
>
> Servisol switch cleaner has been known to work miracles.
>
> Not any old switch cleaner, but the pukka Servisol stuff in the
> red+white tin which leaves a thin lubricating film behind.
>
> Of course, you'd really have to want to reclaim a keyboard, given the
> awkwardness of applying it to the switch contacts on a Mac keyboard.

Indeed, however, having now actually completely stripped the keyboard, I
at least understand why it's failed completely, and also why some switch
cleaner won't work. The liquid had actually penetrated into the double
membrane of the switch panel, and has dissolved some of the carbon
contact material - this is actually sandwiched inside the double film,
so no chance of dealing with it. I only reassembled it in a vain hope
that simply drying it would do the job.

>
> Rowland.
>
> [1] What, I'm barking up the wrong tree? Surely not?

Not entirely :-)

Jon B

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Nov 26, 2009, 4:17:22 AM11/26/09
to
Andy Hewitt <thewil...@me.com> wrote:

Drop me your address I think I've got a spare of similar spec
--
Jon B
Above email address IS valid.
<http://www.bramley-computers.co.uk/> Apple Laptop Repairs.

Peter James

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Nov 26, 2009, 6:19:53 AM11/26/09
to
Andy Hewitt <thewil...@me.com> wrote:

> No, this isn't OT:

> snipped
This solution would not work with your problem, reading your latest
posting stating that the membrane is torn.

But I have two Apple white keyboards, one in use and one resting. When
the one in use gets bunged up with coffee and biscuit crumbs I remove it
from the PC and replace it. I then wash the old keyboard under a warm
tap and then drain it on the draining board for 24 hours and then remove
it into the airing cupboard for 14 days or so. At the end of that time
it's bone dry.
I've been doing this for nigh on two years now, and it works a treat.

--
He spoke with a certain what-is-it in his voice, and I
could see that, if not actually disgruntled, he was far
from being gruntled.
P.G. Wodehouse 1881 -1975

Andy Hewitt

unread,
Nov 26, 2009, 10:29:08 AM11/26/09
to
Peter James <pfjam...@googlemail.com> wrote:

> Andy Hewitt <thewil...@me.com> wrote:
>
> > No, this isn't OT:
> > snipped
> This solution would not work with your problem, reading your latest
> posting stating that the membrane is torn.

It wasn't torn, only that water had penetrated between the layers and
destroyed the carbon.

> But I have two Apple white keyboards, one in use and one resting. When
> the one in use gets bunged up with coffee and biscuit crumbs I remove it
> from the PC and replace it. I then wash the old keyboard under a warm
> tap and then drain it on the draining board for 24 hours and then remove
> it into the airing cupboard for 14 days or so. At the end of that time
> it's bone dry.
> I've been doing this for nigh on two years now, and it works a treat.

Aye, a good idea methinks.

Andy Hewitt

unread,
Nov 26, 2009, 10:29:08 AM11/26/09
to
Jon B <black...@jonbradbury.com> wrote:

> Andy Hewitt <thewil...@me.com> wrote:
>
> > No, this isn't OT:
> >
> > Emily's keyboard started playing up today (standard old Apple white
> > keyboard), so I had a butchers, and lo and behold, it had liquid in
> > it...
> >
> > 'no idea how that got there dad'
> >
> > Yeah, right.
> >
> > So I had a go at stripping it, which I did successfully - blimey, what a
> > lot of very small screws!
> >
> > Dried it, cleaned it... the much was bloody horrible, a real bio-hazard
> > I reckon.
> >
> > Anyway, it didn't bleedin' work, so it's out for a new keyboard :-(
>
> Drop me your address I think I've got a spare of similar spec

You have mail :-)

Any USB jobby will do.

Jon B

unread,
Nov 26, 2009, 10:53:39 AM11/26/09
to
Andy Hewitt <thewil...@me.com> wrote:

Late spec white wedge, just arrived from Edinburgh boxed and on it's way
up.

Duncan Kennedy

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Nov 26, 2009, 11:52:57 AM11/26/09
to
In message <1j9soyc.128p8dh13cn3f3N%black...@jonbradbury.com>, Jon B
<black...@jonbradbury.com> writes

>
>Late spec white wedge, just arrived from Edinburgh boxed and on it's way
>up.

You were in Edinburgh last week, Jon? Or was that somebody else?

Did you go to Cancom? If so what was the general view of the stock?
Planning to go in on Monday - might come out with a basic level MacBook
Pro if they have one.

--
Duncan K
Downtown Dalgety Bay

Jon B

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Nov 26, 2009, 12:29:39 PM11/26/09
to
Duncan Kennedy <nos...@nospam.otterson-bg.couk> wrote:

No, the computer with keyboard just arrived from Edinburgh this week,
I've not had a visit up there for over 12 months.

Note there is a 'Black Friday' event at the Apple store from 0:00GMT
tonight

<http://store.apple.com/uk/go/promo/blackfriday>
or
<http://bit.ly/8b5evr> (affiliate link)

so maybe some bargains to be had. Or may be worth dropping Hugh a line,
he's got a recent unibody 15" looking for a home...

Gwynne Harper

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Nov 26, 2009, 1:15:26 PM11/26/09
to
Andy Hewitt <thewil...@me.com> wrote:

> Dried it, cleaned it... the much was bloody horrible, a real bio-hazard
> I reckon.

Apple might therefore have refused to deal with it:
<http://www.theregister.co.uk/2009/11/22/apple_allegedly_voids_smokers_w
arranties/>


Gwynne
--
My real email is net, not line.

Duncan Kennedy

unread,
Nov 26, 2009, 1:24:05 PM11/26/09
to
In message <1j9stlq.9ssl0u1oitnblN%black...@jonbradbury.com>, Jon B
<black...@jonbradbury.com> writes
>Duncan Kennedy <nos...@nospam.otterson-bg.couk> wrote:
>
>> In message <1j9soyc.128p8dh13cn3f3N%black...@jonbradbury.com>, Jon B
>> <black...@jonbradbury.com> writes
>> >
>> >Late spec white wedge, just arrived from Edinburgh boxed and on it's way
>> >up.
>>
>> You were in Edinburgh last week, Jon? Or was that somebody else?
>>
>> Did you go to Cancom? If so what was the general view of the stock?
>> Planning to go in on Monday - might come out with a basic level MacBook
>> Pro if they have one.
>
>No, the computer with keyboard just arrived from Edinburgh this week,
>I've not had a visit up there for over 12 months.

Oops - my memory goes.


>
>Note there is a 'Black Friday' event at the Apple store from 0:00GMT
>tonight

I'll watch that, thanks.


>
>Or may be worth dropping Hugh a line,
>he's got a recent unibody 15" looking for a home...

Thanks but 'fraid I'm moving up in size after a year on the road with a
7in Linux netbook followed by 18 months with a 10ins WinXP one. 13in is
definitely *big! :-)

Andy Hewitt

unread,
Nov 26, 2009, 1:35:42 PM11/26/09
to
Gwynne Harper <g.ha...@gmx.line> wrote:

> Andy Hewitt <thewil...@me.com> wrote:
>
> > Dried it, cleaned it... the much was bloody horrible, a real bio-hazard
> > I reckon.
>
> Apple might therefore have refused to deal with it:
> <http://www.theregister.co.uk/2009/11/22/apple_allegedly_voids_smokers_w
> arranties/>

Too right, filthy habit.

I've had to work on cars that were more dangerous inside than under the
bonnet. I actually sympathise with them on this one.

Kit Powell

unread,
Nov 26, 2009, 2:13:38 PM11/26/09
to
There are credible accounts of university computer lab. keyboards
being run through a dishwasher once a year with good results.

However, having seen the keyboards at the university I used to work
at, I wouldn't care to use the dishwasher for anything else after that.

Rowland McDonnell

unread,
Nov 27, 2009, 2:14:00 AM11/27/09
to
Andy Hewitt <thewil...@me.com> wrote:

> Rowland McDonnell <real-addr...@flur.bltigibbet.invalid> wrote:
>
> > Andy Hewitt <thewil...@me.com> wrote:
> >
> > > No, this isn't OT:
> > >
> > > Emily's keyboard started playing up today (standard old Apple white
> > > keyboard), so I had a butchers, and lo and behold, it had liquid in
> > > it...
> > >
> > > 'no idea how that got there dad'
> > >
> > > Yeah, right.
> >
> > I'd see about your daughter's education, I would - I mean, I can hazard
> > a guess as to how the contamination occurred, and if she can't do the
> > same...[1]
>
> I'm sure she can, it's just that unwillingness to admit to it!

Yeah, but maybe you should suggest the alternate hypothesis (i.e., she's
stupid and ignorant) in an attempt to goad the truth out of her?

> > > So I had a go at stripping it, which I did successfully - blimey, what a
> > > lot of very small screws!
> > >
> > > Dried it, cleaned it... the much was bloody horrible, a real bio-hazard
> > > I reckon.
> > >
> > > Anyway, it didn't bleedin' work, so it's out for a new keyboard :-(
> >
> > Servisol switch cleaner has been known to work miracles.
> >
> > Not any old switch cleaner, but the pukka Servisol stuff in the
> > red+white tin which leaves a thin lubricating film behind.
> >
> > Of course, you'd really have to want to reclaim a keyboard, given the
> > awkwardness of applying it to the switch contacts on a Mac keyboard.
>
> Indeed, however, having now actually completely stripped the keyboard, I
> at least understand why it's failed completely, and also why some switch
> cleaner won't work. The liquid had actually penetrated into the double
> membrane of the switch panel,

Aren't they supposed to be fully sealed, those packages?

> and has dissolved some of the carbon
> contact material

????? Huh? Can't be just plain carbon then, whatever it is.

And this is a very different sort of switch to the sort that contact
cleaner can help with in any case. Coo. I wonder how it works?

One of these days, I should investigate.

> - this is actually sandwiched inside the double film,
> so no chance of dealing with it. I only reassembled it in a vain hope
> that simply drying it would do the job.

Okay.

[snip]

Rowland.

Andy Hewitt

unread,
Nov 27, 2009, 10:23:28 AM11/27/09
to
Rowland McDonnell <real-addr...@flur.bltigibbet.invalid> wrote:

> Andy Hewitt <thewil...@me.com> wrote:
[..]


> > > I'd see about your daughter's education, I would - I mean, I can hazard
> > > a guess as to how the contamination occurred, and if she can't do the
> > > same...[1]
> >
> > I'm sure she can, it's just that unwillingness to admit to it!
>
> Yeah, but maybe you should suggest the alternate hypothesis (i.e., she's
> stupid and ignorant) in an attempt to goad the truth out of her?

Hmm, the old reverse phsychology eh, not sure that works so well these
days - that is more often played against the parents now!

[..]


> > > Of course, you'd really have to want to reclaim a keyboard, given the
> > > awkwardness of applying it to the switch contacts on a Mac keyboard.
> >
> > Indeed, however, having now actually completely stripped the keyboard, I
> > at least understand why it's failed completely, and also why some switch
> > cleaner won't work. The liquid had actually penetrated into the double
> > membrane of the switch panel,
>
> Aren't they supposed to be fully sealed, those packages?

Not that I've ever been aware of. Of course it might not have been so
bad, had I got to it earlier.

Rowland McDonnell

unread,
Dec 2, 2009, 10:25:58 AM12/2/09
to
Andy Hewitt <thewil...@me.com> wrote:

> Rowland McDonnell <real-addr...@flur.bltigibbet.invalid> wrote:
>
> > Andy Hewitt <thewil...@me.com> wrote:
> [..]
> > > > I'd see about your daughter's education, I would - I mean, I can hazard
> > > > a guess as to how the contamination occurred, and if she can't do the
> > > > same...[1]
> > >
> > > I'm sure she can, it's just that unwillingness to admit to it!
> >
> > Yeah, but maybe you should suggest the alternate hypothesis (i.e., she's
> > stupid and ignorant) in an attempt to goad the truth out of her?
>
> Hmm, the old reverse phsychology eh, not sure that works so well these
> days - that is more often played against the parents now!

Go on, how so?

> [..]
> > > > Of course, you'd really have to want to reclaim a keyboard, given the
> > > > awkwardness of applying it to the switch contacts on a Mac keyboard.
> > >
> > > Indeed, however, having now actually completely stripped the keyboard, I
> > > at least understand why it's failed completely, and also why some switch
> > > cleaner won't work. The liquid had actually penetrated into the double
> > > membrane of the switch panel,
> >
> > Aren't they supposed to be fully sealed, those packages?
>
> Not that I've ever been aware of.

That's a bloody stupid design, then.

> Of course it might not have been so
> bad, had I got to it earlier.

Troublesome corrosion can turn up in hours - or minutes, in some cases
I've seen of water contamination.

And never mind the dirt that gets carried in with the `wash'.

Andy Hewitt

unread,
Dec 2, 2009, 10:46:02 AM12/2/09
to
Rowland McDonnell <real-addr...@flur.bltigibbet.invalid> wrote:

> Andy Hewitt <thewil...@me.com> wrote:

[..]


> > Hmm, the old reverse phsychology eh, not sure that works so well these
> > days - that is more often played against the parents now!
>
> Go on, how so?

Because she's a smart-arse, and is quite capable of assessing such
situations herself - the school has had her registered with the national
'Register for Gifted Children' in the subjects of maths and textiles
(she also gives her maths tutor a hard time at chess). And she's
targeted for A*s in all of her GCSE subjects (all of which probably
doesn't mean much, but I assure you, she is intelligent).

> > Not that I've ever been aware of.
>
> That's a bloody stupid design, then.

Only if it was advertised as such - Apple never did say their keyboards
were 'spill proof'.

> > Of course it might not have been so
> > bad, had I got to it earlier.
>
> Troublesome corrosion can turn up in hours - or minutes, in some cases
> I've seen of water contamination.

True, especially if the substance is water soluble, or there's an
electric current involved.

> And never mind the dirt that gets carried in with the `wash'.

Yes, general dust can cause problems, particularly if it does get damp.

Jim

unread,
Dec 2, 2009, 10:57:10 AM12/2/09
to
On 2009-12-02, Rowland McDonnell <real-addr...@flur.bltigibbet.invalid> wrote:
>
> And never mind the dirt that gets carried in with the `wash'.

true story: I once opened up my Beeb to try and find out why the space bar
was performing sub-optimally.

Bacon rind.

Jim
--
http://www.ursaMinorBeta.co.uk http://twitter.com/GreyAreaUK
"A Microsoft spokesman said: "We spent five years and $350million
developing a system that would make it really easy for us not to
give you your money back." The Daily Mash

Peter Ceresole

unread,
Dec 2, 2009, 11:03:51 AM12/2/09
to
Jim <j...@magrathea.plus.com> wrote:

> true story: I once opened up my Beeb to try and find out why the space bar
> was performing sub-optimally.
>
> Bacon rind.

I'd heard it was goat horn?
--
Peter

Jim

unread,
Dec 2, 2009, 11:07:50 AM12/2/09
to

Definitely bacon rind.

Peter Ceresole

unread,
Dec 2, 2009, 11:13:01 AM12/2/09
to
Jim <j...@magrathea.plus.com> wrote:

> >> true story: I once opened up my Beeb to try and find out why the space bar
> >> was performing sub-optimally.
> >>
> >> Bacon rind.
> >
> > I'd heard it was goat horn?
>
> Definitely bacon rind.

Without even the tiniest slither of goat?
--
Peter

Jim

unread,
Dec 2, 2009, 11:16:18 AM12/2/09
to
On 2009-12-02, Peter Ceresole <pe...@cara.demon.co.uk> wrote:
>> >> true story: I once opened up my Beeb to try and find out why the space bar
>> >> was performing sub-optimally.
>> >>
>> >> Bacon rind.
>> >
>> > I'd heard it was goat horn?
>>
>> Definitely bacon rind.
>
> Without even the tiniest slither of goat?

Well, none that I could detect at least.

Peter Ceresole

unread,
Dec 2, 2009, 11:37:56 AM12/2/09
to
Jim <j...@magrathea.plus.com> wrote:

> >> >> true story: I once opened up my Beeb to try and find out why the
> >> >> space bar was performing sub-optimally.
> >> >>
> >> >> Bacon rind.
> >> >
> >> > I'd heard it was goat horn?
> >>
> >> Definitely bacon rind.
> >
> > Without even the tiniest slither of goat?
>
> Well, none that I could detect at least.

But at least you did look?

Anyway, I'm sure goats and bacons share about 95% of their DNA.

Christ, I first mistyped that as DNS. Anybody would think this was some
kind of techical newsgroup.
--
Peter

Jim

unread,
Dec 2, 2009, 12:07:47 PM12/2/09
to

You'll be asking me to adjust my Meaty Taste Units (or MTU) down a bit next.

Rowland McDonnell

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Dec 3, 2009, 3:34:03 AM12/3/09
to
Andy Hewitt <thewil...@me.com> wrote:

> Rowland McDonnell <real-addr...@flur.bltigibbet.invalid> wrote:
>
> > Andy Hewitt <thewil...@me.com> wrote:
>
> [..]
> > > Hmm, the old reverse phsychology eh, not sure that works so well these
> > > days - that is more often played against the parents now!
> >
> > Go on, how so?
>
> Because she's a smart-arse, and is quite capable of assessing such
> situations herself - the school has had her registered with the national
> 'Register for Gifted Children' in the subjects of maths and textiles
> (she also gives her maths tutor a hard time at chess). And she's
> targeted for A*s in all of her GCSE subjects (all of which probably
> doesn't mean much, but I assure you, she is intelligent).

So?

> > > Not that I've ever been aware of.
> >
> > That's a bloody stupid design, then.
>
> Only if it was advertised as such - Apple never did say their keyboards
> were 'spill proof'.

The way I look at it is that if you've got a membrane keyboard, you
should use a sealed membrane because 1) its really easy to do and 2)
it'll work out massively more long-lasting and reliable.

Failure to do the sensible above means you're deliberately selling
fragile kit intended to die before it ought to - technical kit that's
/intended/ to need frequent replacement, that's what Apple sells.

And all the rest of 'em.

> > > Of course it might not have been so
> > > bad, had I got to it earlier.
> >
> > Troublesome corrosion can turn up in hours - or minutes, in some cases
> > I've seen of water contamination.
>
> True, especially if the substance is water soluble, or there's an
> electric current involved.

No need for any of that. You try roughened mild steel - wash it, then
watch it dry. It'll turn reddish almost immediately.

> > And never mind the dirt that gets carried in with the `wash'.
>
> Yes, general dust can cause problems, particularly if it does get damp.

Doesn't need to be damp to stop contacts closing or cause rapid wear or
generally bung up the works.

Rowland McDonnell

unread,
Dec 3, 2009, 3:34:03 AM12/3/09
to
Peter Ceresole <pe...@cara.demon.co.uk> wrote:

[snip]

> Christ, I first mistyped that as DNS. Anybody would think this was some
> kind of techical newsgroup.

You think DNA is somehow less technical than DNS?

Peter Ceresole

unread,
Dec 3, 2009, 5:34:42 AM12/3/09
to
Rowland McDonnell <real-addr...@flur.bltigibbet.invalid> wrote:

> > Christ, I first mistyped that as DNS. Anybody would think this was some
> > kind of techical newsgroup.
>
> You think DNA is somehow less technical than DNS?

As a Mac topic? Yes, just a little.
--
Peter

Rowland McDonnell

unread,
Dec 5, 2009, 12:00:19 PM12/5/09
to
Peter Ceresole <pe...@cara.demon.co.uk> wrote:

<puzzled> That makes no sense at all.

Being a Mac topic or not has no relevance to whether or not something is
technical or not. Orthogonal, as they say.

DNS is less relevant to Macs than DNS - but that's got nothing to do
with `how technical' they are. And I was going to give up on
digressions...

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