As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RUDDER RATIO STATUS MESSAGE AND RUDDER RATIO SINGLE ADVISORY MESSAGE APPEARED DURING TRANSIT CHECK. TROUBLESHOOTING FOUND E1-2 SHELF WIU 1420 CONNECTOR D1288A PINS; A1 AND A2 BURNED. RELOCATED PINS TO A6 AND A7 OF SAME CONNECTOR IAW EO 4424A053, REV 0. RUDDER RATIO SYSTEM OPS CHECK NORMAL IAW AMM 27-21-00.