LCD-160 P/N 51850:A 09/26/2003 25
The Keypad The LCD-160 Interface
Status LED Indicators
There are nine labeled LEDs aligned along the bottom of the display, and one LED at the upper left
corner of the display. They light to annunciate certain conditions, as described in Table 7.1 below.
Table 7.1 LED Indicators
LED
INDICATOR COLOR FUNCTION
Power Green Illuminates when AC power is within normal operating limits.
Fire Alarm Red Illuminates when at least one fire alarm event exists. It will
flash if any of these events are unacknowledged.
Pre-Alarm Red Illuminates when at least one pre-alarm event exists. It will
flash if any of these events are unacknowledged.
Security Blue Illuminates when at least one security event exists. It will
flash if any of these events are unacknowledged.
Supervisory Yellow Illuminates when at least one supervisory event exists. It will
flash if any of these events are unacknowledged.
System Trouble Yellow Illuminates when at least one trouble event exists. It will flash
if any of these events are unacknowledged.
Other Event Yellow (Future Release)
Signals
Silenced
Yellow Illuminates if Notification Appliances have been silenced. It
flashes if some but not all of the NACs have been silenced.
Point Disabled Yellow Illuminates when at least one device has been disabled. It
will flash until all disabled points have been acknowledged.
Controls Active Green Illuminates when the LCD-160 assumes control of the node
as a primary display.
See “The Display and Control Center (DCC)” on page 29.
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