What was found
AFTER TAKEOFF FROM DCA, CREW REPORTED THAT WHEN RETRACTING FLAPS FROM 3 TO 1, THE SLATS LOCKED IN-BETWEEN POSITION 1+2. CREW DECLARED AN EMERGENCY AND DIVERTED TO PHL. AIRCRAFT LANDED AND TAXIED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE PERFORMED RESET OF THE WING TIP BRAKE OF THE SLAT SYSTEM ON THE GROUND PER AMM 27-80-00-869-004-A. OPS NORMAL. NO FAULTS NOTED. ALSO, PERFORMED A320 TSM 27-81-00-810-810-A, AMM 27-81-00-740-002-A AND AMM 27-84-00-710-001-A. BITE AND OPERATIONAL TEST OF SLAT SYSTEM - NO FAULTS FOUND. READ PPU'S, APPU AND FPPU ANGLES THRU SEL FLAP/SLAT POSITION DETECTS. ALL PARAMETERS MATCHED. ALL CHECKS SATISFACTORY AT THIS TIME.