What was found
LE SLAT ASM EICAS MSG WHILE RETRACTING FLAPS DURING TAKEOFF. COMPLIED WITH QRH, LANDED NOTICED NO ROLLING OR CONTROL DIFFICULTY. LT ALTN FLAP & FLAPS AT 20 DEGREES. FOUND UPPER EICAS WITH AMBER LE SLATS ASYM MSG DISPLAYED BUT NO LOWER EICAS OR SELECTED EICAS MSG FAULT. NO FURTHER TIME TO WORK, PREPPING TRANSLOAD ACFT. TROUBLE SHOT IAW FIM. FOUND RT WING OTBD SLAT LOSS SWITCH TRIPPED. RESET SWITCH INSPECTED CABLE, NO DEFECTS NOTED. DID FIND ADEQUATE LUBE ON CABLE RUN. INSPECTED RT INBD SLAT LOSS SWITCH & NO DEFECTS NOTED IT ALSO HAD ADEQUATE LUBE. CYCLED SLATS & FLAPS NUMEROUS TIMES NO FAULTS DETECTED. NO OTHER DEFECTS NOTED AT THIS TIME.