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February 12th, 2025 03:53

Latitude 7480 replacement battery not recognized

I've replaced the battery and cable on my Latitude 7480. I'm still getting 'No battery presently. I've run diagnostics through bios and un-installed and reinstalled it through the control panel. I am at wit's end and would appreciate any help.

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February 12th, 2025 10:55

Is the replacement battery a genuine Dell OEM battery? If not then that could be the source of the problem.

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February 12th, 2025 13:45

@JOcean​ Battery and cable are OEM purchased directly from the Dell website.

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February 12th, 2025 13:50

Was the issue with the original battery the same -- failure to be recognized?

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February 12th, 2025 15:05

@ejn63​ Unfortunately, the original battery swelled up enough that it actually separated the case. So I decided to replace it. The original still works. The new OEM battery is the same model.

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February 12th, 2025 15:10

@LatitudeBat7This forum post may be of some help.

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February 12th, 2025 16:59

@LatitudeBat7​ 

Check the connector for the battery and the mainboard area surrounding it -- is it completely flat or is the connector (or the board) warped at all?

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February 12th, 2025 17:29

@JOcean​ Found that one and tried it. Still nothing.

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February 12th, 2025 17:30

@ejn63​ Still flat. I can even plug the original back in.

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February 12th, 2025 17:46

But is the original battery also unrecognized?

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February 12th, 2025 18:50

@ejn63​ the original battery us recognized. I can plug that in just fine and it works (if we exclude the swelling)

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154.9K Points

February 12th, 2025 19:17

Contact Dell to have the defective new battery replaced.

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