HEINRICH
Green----means normal; extinguish----means no software configuration; Yellow----means
failed.
3:- Communication Indicator among Host and Extension.
Yellow----means no logical or physical connection; extinguish----means no logical or physical
connection between DVA8-500SF with host; Green----means currently device connection is
normal.
4:- Fault Indicator.
Off means system working well unless the dipswitch PIN of all supervision function is disable
on rear panel; yellow means system fault, otherwise press “ACK/REST” to restore the system.
5:- Emergency Microphone Indicator.
Yellow----means microphone lost or faulty; Green----means working well; extin-
guish----means microphone is normal but it is not working.
6:- Indication Test Button.
Press the button to light on the LED indicators of all equipments include host, extension and
paging microphone to test the indication working well.
7:- Emergency Button.
Red flash—emergency mode; extinguish--normal mode.
Making Emergency Broadcast: a) Emergency broadcast will be activated by manual press the
button and red light flashing. b) Auto emergency broadcast will be activated by the trigger
inputs on the rear panel of host and extension unit and red light flashing.
Reset the Emergency Mode: a) Press the “ACK/Reset” button on the front panel to exist the
emergency mode to terminate the emergency broadcast and terminate the zone output. b)
Input a reset signal to the emergency control input terminal on the rear panel of the
DVA6-500 which has been assigned a reset function. These events history could be recorded
and inquired in the software history record.
8:- ACK/RESET Button
a). If the system various modules work normal or abnormal system module diagnosis but
press the button when the indicator "FAULT" light is not flashing, equipment do not do any
processing
；
b). If the system module in the diagnosis of abnormal, "FAULT" of FAULT indicator light flash-
ing, press some button, "FAULT" stopped lighting from blinking, blinking indicating its
disabled state ,Buzzer to stop till To the new module detects abnormal after heavy shine
again "FAULT" LED lamp and start the buzzer hint user
；
c). When the current partition has output, press the build close the current audio output,
quick exit and quit play
；
9/10:- DVA8 & Alert Emergency Message Button & Indicator.
Green—“DVA8 MSG/ALERT MSG” Voice is in broadcast information
；
Yellow—“DVA8
Summary of Contents for DVA8-500
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