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laptop power problems!

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so here i am asking for help on the technology stuff again!

i have a laptop that wouldn't turn on with or without batter and with or without a main charger, i connected it up to another mains charger for a different laptop but with the same outputs and it now switches on but it keeps beeping and every time it beeps the screen dims and the little battery light in the picture below lights up (with or without the battery in it does this)

imagemtz.jpg

also the little icon on the task bar only comes up saying battery on 0% please plug in charger, does not say it is charging

the mains charger i am now using is a tried and tested charger so i know its not that, it has been off to the knowhow people (think thats what they are called) they have said it needs a new motherboard and power board

surely it cant be both of them causing the issue, im just wondering if anyone can point me in the right direction to diagnose this?

im thinking its this board in the picture below which is the board that houses the power jack

imagewrhq.jpg

sorry im not up on the computer lingo, any help will be great!

If they are separate boards then i would be looking to get a second hand working one off eBay to swap and test. The power board blowing could have taken out the mother board.

You can get laptops dirt cheap on ebay that have a smashed screen, get the same model and swap out bits to see whats broken in yours

  • Author

Ive been looking on ebay and to get the power board it is £25 or to get the hole lot its around £45 so suppose i should get the hole thing as the motherboard alone is about £45!

How old is the laptop.

I always weigh up the ball ache of taking it all to bits and trying to get it all to fit back together again with the cost of a new laptop

  • Author

Got to be honest i don't have a clue! Im doing it for a friend its actually really easy to strip and put it back together i will ask them what they would rather do as ive just put a new screen in one for them too, so they may say leave it

I hate taking screens apart its a pain!

  • Author

I find screens fun to do but i think its more its something with my hands that don't get me dirty like my day job on cars! Although i think ive had the easy ones all of them have been 4 screws, pop the casing off, 6 screws on the screen and loosen of 2 at the bottom of bracket, disconnect and done :)

Dont forget to check the solder around the power jack, I know more than a few people where rough handling has broken the solder connections, or left them barely touching.

Most lappies wont fire up unless the battery pack is attached, so dont forget there are electronics built into the battery pack that might have failed.

How old is the laptop.

I always weigh up the ball ache of taking it all to bits and trying to get it all to fit back together again with the cost of a new laptop

+1 not worth spending too much time really. Laptops are a PITA.

I love repairing laptops! Get a meter and try probing the board after tracing the tracks back to the first few components. Looks like an Acer 5810 to me; those DC boards are pretty unreliable but the motherboards are also pony too. this is my employers laptop parts site, alas, doesn't look like we've ever stripped one sadly http://lappyparts.co.uk/

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