Operating remote devices
3.10 EST2 System Operations Manual
Table 3-3: 2-SANCOM indicators
Indicator Description
Power LED The Power LED, when lit, indicates that the system has no faults or off-
normal conditions.
Alarm LED The Alarm LED, when lit, indicates that the system has detected a fire
alarm condition.
Supervisory LED The Supervisory LED, when lit, indicates that a fire protection system
other than the fire alarm panel is off-normal.
Trouble LED
The trouble LED, when lit, indicates that some portion of the system is
off-normal, and may degrade the system's operation.
Alarm Silence LED
The Alarm Silence LED lights when the system-wide alarm silence
function has been initiated.
Trouble Silence LED The Trouble Silence LED lights when the system-wide trouble silence
function has been initiated.
Drill LED The Drill LED lights when the system-wide drill/ all call function has been
initiated.
Security LED The Security LED, when lit, indicates a security condition.
Trouble buzzer Operates on system trouble, and when the trouble silence is in the off-
normal position when no trouble exists on the system
Table 3-4: 2-SANCOM controls
Control Description
Reset switch The Reset switch, when toggled, directs the control panel to issue a
system-wide reset command after all the system wide-status points have
been acknowledged.
Alarm Silence switch The Alarm Silence switch, when toggled, directs the control panel to
issue a system-wide alarm silence command. Operating the Alarm
Silence switch lights the Trouble LED on the 2-LCD and activates the
internal trouble buzzer. Toggling the Alarm Silence and Local Silence
switches simultaneously starts a 15-second LED test sequence.
Trouble Silence
switch
The Trouble Silence switch, when toggled, silences the local trouble
buzzer after all messages have been acknowledged. This is a system-
wide function.
Drill/All Call switch The Drill/All Call switch, when toggled, directs the control panel to issue
a drill command.
Enable/Disable
switch
The Enable/Disable switch requires a key. Depending on which position
you turn the key to, and the way the switch is configured, it can enable or
disable any combination of the front panel Reset, Alarm Silence, Trouble
Silence, and Drill switches.
Lamp Test switch The Lamp Test, when toggled, tests all the 2-SANCOM indicators.
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