please I urgently need help with this dell laptop,when you put the charger in the power jack the charger light goes off ,on dell laptop mostly it's a bad caps which normally does that,after checking all caps on the board whether some is burnt ,it all looks OK,please can anyone help me with what to check next?motherboard number is LA-9104P Rev:1.0(A00)tnx in advance
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Re: dell laptop with power problem
Dell inspiron 3521 (la-9104p): -
Re: dell laptop with power problem
please which pageComment
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Re: dell laptop with power problem
Probably a short to ground on B+ line. Check resistance to ground of a component on that line (PR102 for example).OpenBoardView — https://github.com/OpenBoardView/OpenBoardViewComment
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Re: dell laptop with power problem
I just removed PR102 and when i connect the power the charger light does not go off,does it mean i should replace PR102,please?Comment
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Re: dell laptop with power problem
No, I told you to mesure resistance between PR102 and ground. You have a short to ground on the B+ line.OpenBoardView — https://github.com/OpenBoardView/OpenBoardViewComment
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Re: dell laptop with power problem
OK will check nowComment
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Re: dell laptop with power problem
Hi
You must search in the schematic after B+ you will find many jumper interrupt them
and messurs on whitch side is the short to groundComment
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Re: dell laptop with power problem
OK I will try and do thatComment
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Re: dell laptop with power problem
Hi Emmanuelbill did you solved your problem, what was it exactly?
ThanksComment
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A few days ago my laptop gave me problems, when I wanted to turn it on to my surprise without charging so I did not put much importance on it, after that I turned it on with a charger, it turned on and charged the laptop, the problem with the laptop is that when it is turned off it turns to turn on after seconds, sometimes at 2 or sometimes at 8, other than that it works normally, I already checked many things, I changed a mosfet at the charge input to a pnp but it remained the same, after that I checked and I did not find anything outside Normally, before that, it had a failure where I changed... -
Hi,
I got one Dell G3 3579 Laptop not charging problem. laptops turns on shows charging sign but actually not charging.
works fine on battery as well.
Any Solutions?
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I have not not tried another battery as it is not available locally could this be a battery problem.have checked discharging mosfet and there is no shorting to ground on any pin of battery connector.
The schematic is not available... -
Dear all,
Bought this used Dell laptop PP24L(studio 1435) in Jan 2022. It was running smooth on 64 bit Windows 7 pro from processor Intel core Duo T6400@2Ghz with 2GB RAM. The laptop battery was charging and working fine until few months back the opening screen will display something like "replacing the battery warning", press F1 to continue. Normally i press F1, the laptop will proceed to Windows and i can use as normal.
But last week, after i pressed F1, the laptop just shut down. I suspected the laptop battery is dead. So i pulled out the battery and... -
I have a sound problem on my dell latitude 5300 2 in 1 laptop.
Sound was working on the laptop and I had 2 Intel drivers and one more. When I turn on a song on You Tube, there is no sound, I uninstalled the drivers and tried to install them again, but now in the device manager the sound card is not visible, it only has Intel HD
Please help me08-02-2022, 12:31 AM
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