As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BURNT SMELL IN FLIGHT DECK AT GATE. (FLIGHT#4076 FILED CLOSED) INSPECTED COCKPIT FOUND OBSERVERS OVERHEAD READING LIGHT ASSY TO BE CAUSE OF BURNING SMELL. REMOVED AND REPLACED OBSERVERS READING LIGHT ASSY IN REF TO AMM 33-11-03. OPS AND SMELL CHECK GOOD.