As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG BURNING SMELL INSIDE COCKPIT AREA AFTER T/O. RETURN TO MIA FOR PRECAUTIONARY LANDING. FOUND FLUORESCENT TUBE SOCKET AT 290LG BURNED AND MELTING. R & R SOCKET AND TESTED IAW ATR 72 JIC 33-21-23. ALL TEST OK. ACFT OK FOR RETURN TO SERVICE.