What was found
AFTER TAKEOFF THE SLAT DISAGREE LIGHT CAME ON, CHECK LIST WAS PERFORMED NOT SUCCESSFUL, RETURNED TO BOG (2 EVENTS). FIRST EVENT - ISOLATION PROCEDURE WAS ACCOMPLISHED POSITION OF SENSORS WERE TESTED SATISFACTORY AS PER AMM27-80-00 PAGE 106 TO 106. SECOND EVENT - WAS CARRIED OUT TROUBLESHOOTING OF AMM 27-80-00 PAGE 106-107 AND VERIFIED C AND D PROXIMITY SENSOR CONDITION IN BOTH WINGS (SLAT 3, 1) ACCOMPLISHED PSEU BITE PROCEDURE WITH PASSED RESULT. STALL WARNING COMPUTER BITE ALSO ACCOMPLISHED OK. ACCORDING TO AMM 27-80-00 PAGE 11 WAS FOUND DIM/ TEST UNIT(B5-76) DEFECTIVE. ACCORDING TO AMM 33-11-00 IT WAS REPLACED OK. AUTO SLAT TEST OK. A FLIGHT TEST WAS DONE TO CHECK SLATS OPERATION. ALL WORKING OK.