What was found
SMOKE TOILET MASTER CAUTION AFTER TAKEOFF. A/C WAS DEICED BEFORE FLIGHT WITH ALL TIMES ADHERED TO, APU OFF, BLEEDS ON THE ENGINES, AND OAT 1C ORH COMPLETE. COMPLIED WITH SMOKE/FUMES IN CABIN/FLIGHT DECK/SMOKE TOILET MSG WORKS COPE, NO DISCREPANCY NOTED. COULD NOT DUPLICATE ON GROUND, IAW CHECKLIST PROVIDED, SEE AML PAGE'S 2368803, 2368804 FOR CORRECTIVE ACTIONS.