As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FA REPORTED AN ACRID ODOR IN AFT PORTION OF THE PANEL. CONFIRIMED THE ODOR, BUT SUSPECTED IT ORIGINATED FROM OUTSIDE AND NOT ASSOCATED WITH THE AIRCRAFT REMOVED FROM SERVICE. COULD NOT DUPLICATE ODOR. NO DEFECTS NOTED. C/W FORM M-744 ODOR/SMELL CK LIST. RETURNED TO SERVICE. NO PARTS REPLACED.