What was found
EWR - FLT 4203 - CREW REPORTED LOUD POP SOUND WAS FOLLOWED BY LOSS OF PRESSURE, DUAL BLEED LEAKS, AND BAGGAGE SMOKE. FURTHER NOTED BAGGAGE SMOKE ILLUMINATED INTERMITTENTLY. MAINTENANCE FOUND BLEED PIPE CLAMP BROKEN, HOLD DOWN NUT PLATE BROKEN. ALSO, FOUND DAU INTERMITTENT CAUSING BAGGAGE SMOKE DETECTOR INTERMITTENTLY ILLUMINATING (PART NUMBER 701-3348-932 S/N 9907204). REMOVED AND REPLACED DUCT CLAMP AND HOLD DOWN AND DAU FOR SMOKE DETECTOR SYSTEM. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. (M)