Inspection consisted of checking interface between clean agent system panel to main fire alarm panel, clean agent panel reported to main fire alarm panel with correct addressing. Verified low air alarm, verified solenoid activation for pre-action valve trip, verified tamper valves on west pre-action as well as wet system tamper valves on west side fire sprinkler systems. Water flow pressure switch for pre-action system did not report as a water flow, reported to panel as a supervisory, water flow on pre-action needs to report as (latching) general fire alarm. Inspected east side pre-action system, verified low air alarm, verified water flow pressure switch for east pre-action with alarm test line, could not get pre-action solenoid to activate, had low air alarm as well as three smoke detectors (photo smokes in server room) in alarm with no solenoid activation. Exterior fire bell did not activate with water flow on pre-action systems, exterior bells with associated systems must ring with water flow. Contractor will reschedule inspection when items are repaired.