As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RECEIVED RT REV UNLOCK CAUTION MSG, PASSING THROUGH 23,700 FT. COMPLIED WITH QRH, MSG REMAINS, AMBER REV ICON. REVERSERS WERE NOT ARMED. RT REV APPEARS TO BE STOWED AT THE GATE. DEACTIVATED RT TR IAW SUP 15-046. COMPLIED WITH M ACTION. R & R PDU FOR RT TR IAW AMM 78-32-03. OPERATIONS CHECKED GOOD. REMOVED PLACARD & MEL.