SUPERVISORY: EST4 Trouble Code | Fire Alarm Resource Center
SUPERVISORY
supervisory
Edwards EST EST4
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What This Code Means
The control unit enters the supervisory state when a point signals a supervisory condition, such as a valve tamper switch activation or a system-level supervision fault.
Common Causes
1Activation of a supervisory initiating device such as a valve tamper switch
2Corrupt database on the 4-CPU ($MainDatabase SupervisionFault)
3Corrupt firmware on the 4-CPU ($MainBoardCode SupervisionFault)
4Bad microcode configuration on the CPU ($MainBoard Configuration SupervisionFault)
Resolution Steps
View the event’s message details on the LCD screen to identify the point or pseudo point address. Cross-reference the pseudo point address to the Address column in the pseudo points table to find details about the event. Before contacting a service provider, make note of the messages shown on the LCD screen and check for construction in the area, adverse weather, or damage to any equipment.
The control unit enters the supervisory state when a point signals a supervisory condition, such as a valve tamper switch activation or a system-level supervision fault.
Common Causes
1Activation of a supervisory initiating device such as a valve tamper switch
2Corrupt database on the 4-CPU ($MainDatabase SupervisionFault)
3Corrupt firmware on the 4-CPU ($MainBoardCode SupervisionFault)
4Bad microcode configuration on the CPU ($MainBoard Configuration SupervisionFault)
Resolution Steps
View the event’s message details on the LCD screen to identify the point or pseudo point address. Cross-reference the pseudo point address to the Address column in the pseudo points table to find details about the event. Before contacting a service provider, make note of the messages shown on the LCD screen and check for construction in the area, adverse weather, or damage to any equipment.
