What was found
PDIS 108 27-80 4817 02MAY19 CAN OPEN U LOGPAGES:3117514 AFTER SELECING FLAPS 25 FOR APPROACH. RECEIVED EICAS LEADING EDGE SLAT DISAGREE WITH LENDING EDGE DISAGREE LIGHT ON FWD PANEL PERFORMED CHECK LIST ANG LANDED WITH FLAP 20 AS DIRECTED. THIS FLIGHT EXPERIENCED A LEADING EDGE SLAT DISAGREE ON APPROACH. THEY DID A GO AROUND, DECLARED AN EMERGENCY, AND LANDED ON THEIR 2ND ATTEMPT. FUEL WAS NOT DUMPED. FACT 03MAY19 08:55 CAN REFER TSI 27-80/4819. FOR PRECAUTION, R/R'ED THE FSEU PER MM 27-51-01-4, R/R'ED SLAT HYDRAULIC PRESSURE SWITCH AND CHECKED NO LEAKAGE PER MM27-51-48-2, R/R'ED LE SLATS SOV CTL RELAY K227 PER ESPM. PERFORMED FSEU BITE TEST OK PER MM27-51-00-5. PERFORMED PSEU BITE TEST OK PER FIM32-09FIG104. PERFORMED TEST OF THE LEADING EDGE (LE) SLAT SYSTEM PER MM27-81-00-5, TEST SATIS. NOTE: NO REPEAT FOR 3 FLIGHT LEGS.