What was found
AFTER DEPARTURE, RECEIVED SLAT DISAGREE AND STICK SHAKER AT 200 FT. AIRCRAFT DID NOT ROLL, MAINTAINED LEVEL FLIGHT AND CONTINURED DEPARTURE. RETRACTED FLAPS AND SLATS WITH NO ISSUES. WENT INTO HOLDING FOR ATC WITH SLATS EXTENDED SPEED 210. NO ISSUE IN HOLDING. ON FINAL WITH SLATS EXTENDED, FLAPS 28, SPEED 180KIAS, RECEIVED SLAT DISAGREE, STICK SHAKER AND PERFORMED MISSED APPROACH. RETURENED TO DEPARTURE AND PERFORMED A LANDING WITH NO ISSUES. FOLLOWED FIM 31-71-07-00, PERFORMED PSEU SELF TEST AND TARGET 01 TEST. TEST PASSED. R & R THE NR 4A SLAT POSITION SENSOR AND PSEU TARGET, TESTED OK IAW AMM 27-84-03-4. OK FOR SERVICE.