EST3 Trouble Codes

The tamper switch has detected that the EST3X control panel door is open.

A trouble is reported if devices are left in an active state after canceling a service group test.

The system has detected a fire or other life-threatening emergency condition.

The central processing unit has detected an internal processor failure.

A smoke detector is beginning to accumulate dust and should be noted for future maintenance.

An addressable smoke detector has reached a high level of contamination and requires immediate cleaning or replacement.

A system component, such as a device, card, or group, has been manually taken out of service.

The SFS1-CPU module has detected an unintended connection between a system circuit and the earth ground.

The system has detected a fault in the preamp (line level) audio signals.

Signals the operation of ancillary equipment, such as a fan feedback switch.

An off-normal condition related to the monitoring of fire protection systems or property safety equipment.

The DACT has detected a fault on the supervised telephone lines.

A general fault condition exists within the system, indicating the alarm system may not function correctly.