As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RUDDER RATIO LIGHT ILLUMINATED, FLIGHT DIVERTED. EICAS MESSAGE RUDDER RATIO DISPLAYED. LIGHT EICAS CAME ON IMMEDIATELY AFTER TAKEOFF. RE-ALIGNED ALL IRU'S. BITE CHECKED YAW DAMP MODULES OK. RUDDER RATIO CHARGE MODULES IN NORM. PERFORMED FIM 27-21-709-004 STBY RELAY CHECK. OPS OK. NO FAULTS FOUND AND NO MESSAGES AFTER IRU ALIGNMENT. OK TO CONTINUE PER CREW AND SFO.