Digital Network Public Address & Voice Alarm System
Status instruction for amplifier controller menu (from top to bottom):
1. Network Status: Online/Offline; this icon shows physical and logical connection state between
host and network. “Online” is displayed in green and “Offline” is displayed in yellow.
2. Audio Priority: Local/Network; this icon shows current audio priority status of amplifier controller
(configure in PC software).
3. Sleep: Open/Closed. Closed: amplifier controller won’t turn into power saving mode when there
is not input signal; Open: amplifier will turn into power saving mode when there is not input signal
(configure in PC software).
4. AC Power: Normal/Fault. This icon shows AC main power status: “Normal” or “Fault”; (It will
show as “Normal” while working without DC 24V backup power; it will show as “Fault” while system is
powered by 24V backup power and main power is disconnected.)
5. DC 24V Backup Power: This icon shows backup power status: Normal/Fault/Unconfigured. It
will show as “Normal…” (in green) while host has detected that DC 24V is connected; it will show as
“Fault…” (in yellow) while battery voltage is low, battery is disconnected, operating temperature exceeds
the set value or charger is faulty; it will shown as “Unconfigured” (in grey) while there is not battery
connected. (Only when system has equipped with backup power, you can enter and view. To view
working status of other amplifier controller’s backup power, please press up and down icon.)
Amplifier Changeover 01-Charger Status 01:
Network Status: Online or Offline (detect connection to charger), it will show as online when it is normal
AC Power: Normal or Fault (it will show as Fault while system is powered by 24V backup power and
main power is disconnected).
Battery: 3 kinds of statuses: Connected, Normal-voltage; Connected, Low-voltage; Disconnected,
Low-voltage (system can detect battery voltage).
Battery Operating Temp. Range: +80,-30 Celsius degree (Temp. unit has 2 modes: Celsius and
Fahrenheit—configure in software, default setting is Celsius).
Battery Operating Temp.: +00 Celsius degree (system detects battery operating temp.)
Check other charger status by pressing up and down icon when there is more than one charger.
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