*
Fire Fighting
/
Public Broadcast System
Simple Addressable Broadcast System
*
Addressable Control Host
5
4.
Operation Descriptions
4.1 Zone Control Operations
The simple addressable system composed by this equipment is provided with 100 zones, and the
system controls the zones via control keys for the zones on the panel.
Under default status after power-on, the status indicator lamp of selection key of
“
1
～
20
”
zones is on,
and the system is under status of the last shutdown. In this case, the first zone to 20
th
zone can be
directly controlled by key
“
+1
－
+20
”
(gently press the zone key once, if the indicator lamp is on, it
indicates the zone is
“
switched-on
”
; gently press the zone key when the indicator lamp is on can
make the indicator lamp go off, and it indicates the shutdown of the zone) .For control of zones
whose number is above 20, please press zone selection key first, and then the key for
“
+1
～
+20
”
.
Control scope for the selection key of the five zones are as follows:
l
Zone scope selection key
“
1
～
20
”
is used for controlling the first to 20th zones.
l
Zone scope selection key " 21
～
40 " is used for controlling the 21st to 40th zones.
l
Zone scope selection key " 41
～
60 " is used for controlling the 41st to 60th zones.
l
Zone scope selection key " 61
～
80 " is used for controlling the 61st to 80th zones.
l
Zone scope selection key " 81
～
100" is used for controlling the 81st to 100th zones.
Key
“
ALL ON
”
is used for switching on all the zones (100 zones). After switching on all the zones,
in case of a need to switch off a particular or certain zones, please select the related scope of the
zone with zone scope selection key, and then shut off all zones not required with zone control key.
Key
“
ALL ON
”
is used for switching off all the zones (100 zones).Similarly, after switching off all
the zones, in case of a need to switch on certain zones, the above procedures also apply.
Pressing key
“
RESUME
”
makes the system in "resuming" status, and the system reads and executes
the zone status stored in the memory. Under normal operation status of the equipment, prolonged
“
ON
”
status of the indicator lamp relative to
“
RESUME
”
is called resuming status. Under
“
resuming
status, the present status of all zones can be automatically stored to the memory of the equipment.
4.2 Playing Background Music for Zones
Connect audio facilities for any of the four sound input interfaces of the equipment and power on the
audio facility, then the system will allocate the audio automatically to the 100 terminals. (Note: the
10 zones only uses one audio). Among the four audio input interfaces, AUX1 has priority function. If
there are simultaneous signal input for AUX1 and any one among AUX2, AUX3 and AUX4, then
the input signal of AUX1 interface can automatically suppress the input signal of other lines.
4.3 Volume Control
Knobs
“
AUX1 VOL, AUX2 VOL, AUX3 VOL and AUX4 VOL
”
on the panel of the equipment are