As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 4111, ODOR OF ELECTRICAL WIRE BURNING, WHILE PASSING THROUGH 1,000 FT AGL. THIN LAYER OF SMOKE APPEARED FROM GASPERS. DID AIR RETURN, NO EMERGENCY DECLARED. COMPLIED WITH SMOKE AND FUMES WORKSCOPE. RAN ENGINES AND PACKS NO ODOR OR SMOKE FOUND. OPS CHECKED GOOD AND NO FINDINGS AT THIS TIME. AIRCRAFT RETURNED TO SERVICE.