Alarm And Control Status Messages; Lcd Command Menu - DPS Telecom NetGuardian 832A G5 User Manual

7.1

Alarm and Control Status Messages

If an alarm or control relay is active, the LCD will display the following messages to indicate alarm and control
status:
The LCD panel will display the following messages to indicate alarm and control status:
Discrete Alarms:
Relays:
Ping Alarms:
Analogs:
Analog thresholds are represented by the following characters:
Major Over: a capital O
Minor Over: a lower-case o
Minor Under: a lower-case u
Major Under: a capital U
7.2

LCD Command Menu

The LCD Command Menu provides commands for controlling some of the NetGuardian's basic functions:
temporarily silencing the alarm speaker, rebooting the unit, and running the TTY configuration utility.
When no Command Menu item is selected and no alarms or relays are active, the LCD displays the firmware
version and the Standard Prompt, Press MENU for front panel options. (See Figure 7.3.1,
above.)
To access the Command Menu, press the Menu button.
If there are any standing discrete alarms, the display will read "Discrete
Alarms:", followed by the user-defined descriptions of the standing alarm points.
If there are any latched relays, the display will read "Relays:", followed by the
user-defined descriptions of the latched relays.
If any ping targets have failed to respond within the specified time, the display
will read "Ping Alarms:", followed by the user-defined descriptions of the ping
targets.
If any analog channels have crossed a threshold value, the display will read
"Analogs", followed by the user-defined description of the analog channel, the
channel's last voltage reading, and a letter indicating which threshold the
channel has crossed.
Fig. 7.3.1. LCD display
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