As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT, HAD A RUDDER RATIO EICAS MESSAGE WITH ASSOCIATED DISCRETE LIGHT ILLUMINATED. HYDRAULIC SYSTEM PRESSURE ALL NORMAL. DIVERTED, PERFORMED A BITE TEST OF RUDDER RATIO CHANGER MODULE IAW FIM 27-09 814. NO FAULTS NOTED. OK FOR SERVICE.