As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FA SMELLED FAINT ELECTRIC BURING SMELL NEAR 24+25 DEF IN CRUISE. SMELL DISSAPATED AS WE CONTINUED. FOUND OVERHEAD LIGHT ABOVE ROWS 24+25 PARTIALLY BURNED OUT. REMOVED AND REPLACED LED ASSY PER B737 AMM 33-22. (LOG 7603676 - AIRCRAFT WAS GROUNDED).