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6 Posts

79

March 27th, 2024 09:54

Adapter problem on n5110

I have a Dell Inspiron N5110. Recently my laptop has been given me errors about plugging in the right adapter, my adapter was 90w but it get broken so i bought new dell original adapter of 65w it was working fine then suddenly The following error that occurs whenever I plug in the charger is:

The AC power adapter type cannot be determined.

Your system will operate slower and battery will not charge. This problem might be solved by:

- Ensure the plug is inserted completely for best system operation

- Connect a Dell 90W adapter or higher.

I have tried it connecting the 130w and 90w adapter but still it shows the same and cannot able to charge my laptop. I have diagnosed with each adapter and the adapter status shows ‘UNKNOWN’ can anyone please tell me what is the issue why it can’t able to charge my laptop?

10 Elder

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30.2K Posts

March 27th, 2024 10:25

It likely means the DC input jack is bad, but this part isn't separately replaceable.  Whether the required mainboard replacement is worth the cost is up to you -- a replacement system will likely cost the same, or even less.

1 Rookie

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6 Posts

March 27th, 2024 10:57

@ejn63​ i am seeing in 15r n5110 a dc jack is separate from mainboard and this i am finding that dc jack in market for around 10$ so do you think this i have to replaced to solve the problem? 

10 Elder

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30.2K Posts

March 27th, 2024 11:06

It may be worth trying.  While it stands a good chance of solving the problem, if it doesn't, the remaining cause is a faulty charge circuit -- for which the only solution is a replacement mainboard.

Also note that complete and working N5110s are sold for $30-50 on EBay.

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