As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT 33000 FEET UNTIL 20000 ELECTRICAL BURNING FUMES CAUSING LIGHT HEADEDNESS IN FLIGHT DECK. INSPECTED AND FOUND NR 200 DAU INOPERATIVE. R & R NR 200 DAU IAW AMM 31-41-01-000-801-A AND 31-41-01-400-801-A. OPS CHECK GOOD. NO SMELLS NOTED AT THIS TIME. OK FOR SERVICE.