Ac Adapter Unknown Dell

How to resolve battery and ac adapter issues on your dell portable computer this article provides links to various articles taht can assist with battery and ac adapter troubleshooting.

Ac adapter unknown dell. Ac adapter cable and power cables may get frayed or cut and wires may become exposed at either end of the cables. In this case it s likely a loose contact. Dell adapter not detected. Ac adapter unknown plugged in not charging so i ve had a dead battery on my inspiron n5010 that would not hold a charge.

This may be due to the way the cable is wrapped around the ac adapter or if the cable is subject to undue stress. I have 2 laptops xps 12 and inspiron 13 7000 with the same problem unknown adapter plugged in but not charging. Show all hide all. I ve read this is mostly an issue of the mainboard.

Power for the memory device comes from the laptop which is the same ac adapter identification wire indicated as a parasite power circuit. Somtimes my dell inspiron 5150 says unknown ac adapter on startup. If the damage is severe enough to expose wires discontinue using the ac adapter. Move the cable plug jack if possible and see if the field is updated or intermittent.

The dell laptop reads the identification info during startup of when it s connected while started. So the ds2501 in the dell ac power adapter contains the identification info of the power adapter. But in my case the system normaly works i have this fault about 1 or 2 times a week and when i reconnect the adapter a couple of times to the notebook while having the battery page of the bios opened it runs fine again.