As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BURNING ODOR BETWEEN DOORS 3 AND 4R WHEN WALKING THRU THE CABIN. PERFORMED A WALK THROUGH ENTIRE CABIN, ODOR IS STRONGEST AT 51JH ALONG SIDEWALL AREA ACP CABIN TEST, FOUND OEU 3-3-7 HAD A SHORT CIRCUIT. MESSAGE 23-03485. M23411 LOCATION RIGHT PSU PANEL ROW 50. REPLACED OEU AND LIGHT ASSY AT SEAT 50HJ. OPS CHECKED OK.