Compaq Presario 1200XL104 Notebook "window ac burnt smell" Questions

...AC adapter is working? Can you hear the laptop trying to boot? ..e.g. Hard Drive spinning up, Floppy Disk Drive noise, etc.. if so ...Try hooking up a external monitor.. Does it smell like anything ...

...burnt". If the jack is at fault, you may need a specialist to service the laptop. Now, assuming it is just the AC adapter, then you may raise a warranty if your are covered by Dell Warranty. If not ...