What was found
LAS - FLT 1108 - RETURN TO LAS, SMOKE IN CABIN AND LAVATORY ALARMS WENT OFF. INSPECTED CARGO BINS, TAIL CONE AREA AND CABIN, NO DEFECTS NOTED. RAN ENGINES NO DEFECTS NOTED. OPERATED PACKS NO DEFECTS NOTED, INSPECTED COALESCER SOCKS. NO DEFECTS NOTED. (M)