As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTS OVERHEAD R HYD 'QTY' LIGHT ILLLUMINATED WITH ASSOCIATED EICAS MESSAGE. RIGHT SYSTEM HYD QTY AT .46. CREW FOLLOWED QRH 130.3 AND TURNED OFF RIGHT SYSTEM HYDRAULIC PUMPS. REPLACED BOTTOM RUDDER PCA PER MM. FILLED RIGHT HYDRAULIC RESERVOIR TO NORMAL LEVEL. OPERATIONS NORMAL WITH NO LEAKS.