What was found
IAH- FLIGHT 2087, DURING FLIGHT THE BAGGAGE SMOKE MASTER & EICAS WARNING IN FLIGHT. CHECKED VISUALLY AND THERE WAS NO INDICATION OF SMOKE OR FIRE, SO BOTTLES WERE NOT DISCHARGED. IAH- MAINTENANCE REMOVED AND REPLACED THE BAGGAGE SMOKE DETECTOR TEST SWITCH, POSITION S7265, VERIFIED NORMAL OPERATION, AND, THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.