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January 23rd, 2018 14:00

Dell adapter not detected. Plugged in, not charging.

I'm using a Dell Inspiron 15 i3543 which I bought 2.5 years ago. Now I get this error whenever I start the laptop:

 

"The AC power adapter wattage and type cannot be determined.

The battery may not charge.

The system will adjust the performance to match the power available.

 

Please connect a Dell 65 W adapter or greater for the best system performance.

Strike the F3 key (before F1 or F2 key) if you do not want to see power warning message again.

Strike the F1 key to continue, F2 to run the setup utility"

 

I am using the original battery and 65W adapter that came with the laptop. The laptop works with the adapter and with the battery, the only problem is the adapter won't charge the battery. Both the battery and adapter are working fine. My brother has the same laptop, and I charged my battery with my adapter on his laptop and it charged normally.

I have done a BIOS update and tried the steps outlined here. Neither of them solved the problem.

In the BIOS the status of my adapter is "unknown".

What can I do?

11 Posts

January 5th, 2020 14:00

Go to Device Manager in Control Panel, and disable Microsoft AC Adapter

11 Posts

January 7th, 2020 10:00

Go to Device Manager in Control Panel, under "Battery", disable Microsoft Adapter.

1 Message

January 10th, 2020 13:00

Check the pin in the middle of the barrel of the plug at the end of the power cable that plugs into the laptop.

Bent to one side - disconnect from mains and try to bend it back tot the middle, eg with a small screwdriver.

Missing/broken - you may need a new power adapter.

11 Posts

January 11th, 2020 06:00

Go to Device Manager in Control Panel, under "Battery", disable Microsoft Adapter. Remember, do not delete the Microsoft Adapter - just disable it. If you delete it, it will simply be reinstalled the next time to boot up your computer and the problem will occur again.

11 Posts

January 13th, 2020 18:00

Go to Device Manager in Control Panel and disable the Microsoft AC Adapter, (under Battery). Do not uninstall the Microsoft AC Adapter - just disable it. If you uninstall it, it will simply re-install the next time you boot up.
In "Dell Power Manager" (on your Taskbar), set the Battery Setting to "Adaptive" - not "Primary AC Use." This is critical.

11 Posts

January 15th, 2020 14:00

If the problem arises again, check that you have installed the correct version of Dell Quickset. There are umpteen versions of Quickset, and you absolutely need to have the correct driver for your particular model Dell Laptop. For starters, simply disable Quickset in startup,and reboot your laptop and see if the problem goes away.

11 Posts

January 15th, 2020 16:00

Check that you have installed the correct version of Dell Quickset. There are umpteen versions of Quickset, and you absolutely need to have the correct driver for your particular model Dell Laptop. For starters, simply disable Quickset in startup,and reboot your laptop and see if the problem goes away. You can also "End" the process in Task Manager to save you the time of rebooting.

1 Message

February 17th, 2020 17:00

I have an Inspiron 13 had the same issue.  I did all the retry drivers, etc.

I came across this.  I pulled the DC jack.  Hit it with canned air to see if there was anything in the jack.  Also disconnected the DC jack from the motherboard. 

Put it all back together and its is working fine.

Could it be that the DC jack and the Power cord barrel are just dirty or that disconnecting the DC jack from the mother board is like a power reset?

Thanks for the DC jack idea.

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