Re: problem with Dell laptop



Iain Robinson wrote:

Hi all

Got a Dell Latitude laptop I need to reinstall and sort out for its
next owner. Problem is it doesn't charge the battery when I plug in
the AC adaptor. I'm certain it's the correct adaptor for that model
of laptop but it just stays on battery power when connected to the
mains, after a fresh install. I tried a replacement battery and that
doesn't charge either. I tried a different AC adaptor but that was
the same so I don't think it's the adaptor but where it plugs into
the back of the laptop - the cable goes in okay but when it's in you
can wiggle the whole socket about a little bit which I'm sure it
shouldn't. I'm thinking that maybe it's taken a knock and something
is busted inside, like where the power socket connects to the
motherboard. Is that 'part' even replaceable or does that mean a new
motherboard or something equally tricky/expensive? I've never opened
a laptop before but would be willing to give it a try, as long as
it's not a suicide mission!

Needless to say the previous owner (no longer with the company)
didn't report any problem.

cheers,
Iain

You don't say which model. I wouldn't necessarily assume it is a
faulty connection. A fault with the charging circuit isn't an uncommon
fault, this might give the symptoms you describe.

Some Dell laptops have a separate powerboard, which if if fails can be
replaced. I have done this repair on a Dell latitude CPx (same as CPt,
Inspiron 3800, Inspiron 3700). I would imagine other Dell's could be
similar.

However getting hold of a powerboard might be more tricky... Depending
on the age of the laptop getting a new part might cost more than the
value of the laptop. Secondhand (Ebay) parts are obtainable, but you
might need to buy something like a whole laptop with a damaged screen
to get the part you need.

As Dorothy says getting hold of the service manual is a must. All the
Dell laptop's I have worked on are simple to strip and rebuild as long
as you follow the service manual. All the manuals are available online
so there is no excuse.

Andrew


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