72 NCA-2 Manual — P/N 52482:M5 03/20/2019
Programming Panel Program Menu
• AC FAIL DELAY changes the time delay between an AC failure event and switching of the Trouble relay. Hour settings are as
follows: 1 -12 hours. Default: 8 hours
• SILENCE INHIBIT: Press to enter a value from 0 (disabled) to 5 minutes. This software timer disables the SIGNAL SILENCE key
function for the time entered when a fire alarm occurs. The timer starts at the first alarm only; it does not restart with each new alarm.
Default: 0
DEFAULT TIMERS (Press the MORE key to access) activates default settings for the following:
Figure 5.30 Panel Program Menu: Panel Timers
5.5.5 LCD Display
Selecting LCD DISPLAY from the Panel Programming menu will allow you to alter the display’s appearance by modifying brightness
(intensity) and by turning the backlight on or off. Refer to Figure 5.31 on page 73.
• BRIGHTER - Press this soft key to increase contrast. The intensity will increase approximately 5% with each press of the key.
• DARKER - Press this soft key to decrease contrast. The intensity will decrease approximately 5% with each press of the key.
• DEFAULT - selects the factory default setting (60%).
• CURRENT - selects the intensity setting that was in effect when the screen was accessed.
• LANGUAGE - cycles among available languages.
(Note: For Hebrew, also set the printer for graphics mode; see Section 5.5.7 “Supervision” on page 78).
• BACKLIGHT - cycles among the following options: ON EXCEPT AC FAIL, OFF, or ON. The <NEXT SELECTION> and
<PREVIOUS SELECTION> selection function keys will also toggle between these states.
NOTE: Use of an AC FAIL DELAY setting other than 0, 1, 2, or 3 is subject to the approval of the local AHJ.
Program setting for: Default:
Auto Silence Off
AC Fail Delay 8 hours
Silence Inhibit 0
Table 5.3 Timer Defaults
TIMERS
AC FAIL DELAY 3 HOURS MORE
SILENCE INHIBIT:00:00 ACCEPT
AUTO SILENCE: OFF BACK
Main menu
Program/alter status menu
Panel Program menu
Panel Timers
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