Functionality During A System Fault - Haes ESENTO ESEN-8MAR Installation, Commissioning & Operating Manual

OPERATING

FUNCTIONALITY DURING A SYSTEM FAULT

A system fault is indicated when a processor controlling a function in the panel has a watchdog time out
or processor failure. In the event of a system fault the particular board affected may not be functional. The
following indications may be observed.
Display Board
System Fault LED only continous and continous buzzer sound. Display board TPCA03 is halted and no
other indication or control is possible. Fault relay and fault output are activated. If a fire occurs alarm
sounders and outputs will still function.
Main Board or zone extender boards
System Fault LED continous and General Fault LED pulsing and continous buzzer sound. Main board, or
extender card if fitted are halted. Fault relay is activated. Alarms may be activated on the unaffected board.
Repeater Comms Board
System Fault LED continous and General Fault LED pulsing and Repeater Fault LED continous. The
Comms Board TPCA05 is halted. Fault relay and output are active, and repeater panels will cease to
function. Fire alarms can still be detected and controlled by the panel.
System Fault recovery
System Fault LED pulsing and General Fault LED pulsing along with a pulsed buzzer (fault tone) a system
fault has occurred and the affected board has recovered. The indication will remain until the panel is reset.
Esento Marine 8-12 Installation, Commissioning & Operating Manual Approved Document Ref: UI-ESEN12MAR-01 Issue 8.0
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