Edwards Signaling eFSA250 - Manual (Page 156)

Chapter 3: System operation
144 E-FSA64 and E-FSA250 Technical Reference Manual
System LEDs
LEDs indicate system events and system operation.
Table 38: System LEDs
LED
Description
Alarm Red LED. Flashes when there is an active alarm event on any
loop. On steady once acknowledged.
Trouble Yellow LED. Flashes when there’s a fault with a monitored
circuit or system component or when a circuit is disabled. On
steady once acknowledged.
Sup (Supervisory) Yellow LED. Flashes when there is an active supervisory event
on any loop. On steady once acknowledged.
AC Power Green LED. On when the panel has AC power.
Disable Yellow LED. Double-flashes when there is a disabled circuit or
alarm relay.
Ground Fault Yellow LED. On steady during an active ground fault.
Test Yellow LED. Flashes when performing an audible walk test.
Steady indicates a silent test.
Service Detector Yellow LED. Indicates that detector needs servicing.
Signal Silence Yellow LED. On steady indicates that NAC circuits are turned
off but the panel is still in alarm.
Remote Disconnect Yellow LED. On steady indicates that the CMS devices (dialer
and network card) are disabled or that the alarm relay is
enabled or disabled when the dialer is set to modem only.
User keys Yellow LED. Indicates that the programmed key function is
active.
LED display expander LEDs
The D16L-Fa LED Display Expander provides LED annunciation for up to 16
zones. The expander provides two LEDs for each zone. You can install two
display expanders in the panel.
LED operation zones 1 through 12
(Also applies to zones 17 through 28 if the second LED expander is installed.)
• LED 1 - Alarm: Red LED flashes