What was found
(EMERGENCY DECLARED) AFTER SELECTING GEAR DOWN RECEIVED BRAKES ALTN R RELEASED, ECAM MESSAGE ""ALTN R BRK"" WAS DISPLAYED ON STATUS PAGE./ R&R BRK ALTN SERVOVALVE,R&R PRESS XDCR-BRK,YELLOW R (100GG) IAW AMM 32-44-29,R&R PRESS XDCR 100GG CONNECTOR (100GGA) IAW ESPM 20-48-21. FAULT WAS CORRECTED, ALTN R/H BRAKES WORK AS NORMAL, GOOD FOR SVC."