As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - BURNING SMELL - FLT 0652 - FLIGHT ATTENDANTS NOTICED AN ELECTRICAL BURNING SMELL AT MID CABIN NEAR OVERWING AREA. MAINTENANCE DISCOVERED AND REPLACED A BAD CABIN SIDEWALL LIGHTING BALLAST AT SEAT ROW 7 RT, OPERATIONAL CHECK WAS GOOD.