Fire & Security FAQ Database

For Advanced Axis EN, treat open circuit diagnosis as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat short circuit isolation as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat earth fault tracing as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat battery standby calculations as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat mains fault investigation as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat sounder circuit loading as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat detector contamination as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat manual call point testing as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat loop voltage checks as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat network node faults as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat cause and effect testing as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat door release interfaces as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat smoke damper control as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat AOV actuation as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat false alarm reduction as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat commissioning records as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat service reporting as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat risk-based maintenance as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat ARC signalling as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat device addressing as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat wireless signal surveys as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat aspirating pipe airflow as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat suppression release safety as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat camera analytics as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat access control door health as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat intruder alarm grades as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat disabled refuge outstations as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat emergency lighting duration tests as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat IP networking as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat cyber hardening as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat firmware management as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat client handover as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat asset labelling as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat defect prioritisation as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat engineer escalation as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat site survey method as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat panel replacement planning as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat zone chart quality as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat as-fitted drawings as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat testing evidence as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use EN 54-25 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat open circuit diagnosis as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat short circuit isolation as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat earth fault tracing as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat battery standby calculations as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat mains fault investigation as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat sounder circuit loading as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat detector contamination as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat manual call point testing as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat loop voltage checks as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat network node faults as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat cause and effect testing as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat door release interfaces as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat smoke damper control as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat AOV actuation as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat false alarm reduction as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat commissioning records as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat service reporting as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat risk-based maintenance as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat ARC signalling as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.

For Advanced Axis EN, treat device addressing as an engineering symptom to verify, not a final diagnosis. Record the exact display message or site symptom, review the event history, check the affected device, circuit, supply, configuration, and environment, then verify the result against the current manufacturer documentation. Use BS EN 50131 as a standards reference where applicable and document the action, test result, and any remaining impairment.