Dell XPS 15 L502X & Ubuntu 12.04 Linux | Hanynowsky
Dell XPS L502X ram upgrade | DELL Technologies
Found a Dell XPS L502X at the dump! It took 13+ hours of repairs, Windows installations, and driver installs, but it was all free! I literally repaired it with a glue gun.
XPS 15 L502X Service Manual
Dell XPS 15 (L502X) USB Circuit Board How-To Video Tutorial - YouTube
User manual Dell XPS L502x (English - 110 pages)
XPS L502X integrated webcam won't start, error message "Close the other video streaming applications to start video" | DELL Technologies