Then test the system with the adapter only / battery only. These are onboard diagnostics and they might possible pick some error if the hardware is not functional.ĭisconnect the adapter and battery and press and hold the power button for 30 seconds to release any static power. Let it run the diags and if you encounter any errors - make a note of the complete error and report the same to us. Restart the system and press f12 key on startup - choose diagnostics. Check the battery health in BIOS (if applicable). Also, wiggle the adapter cable at the end and see if the status changes in BIOS at any point. Restart the system and press f2 key to enter BIOS - check the adapter status in BIOS with and without the adapter plugged in. Update the BIOS - enter the service tag and download the BIOS, update and restart the machine and check. Are you using an original Dell OEM Adapter? When you plug in the adapter to the system, does the adapter stay firm or does it fall off easily? Is the adapter frayed? Is there any damage on the system? Could you test with another power adapter if possible?
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