*
*
IP Network Ceiling Speaker
2
2.Description of Appearance
2.1 Description of side panel
1
．
Power supply interface
Supply working power for the device.
2
．
Speaker
Built-in 2 × 15W digital amplifiers, the output of the power is 15W respectively. Connect two fixed
resistance (4Ω) speakers respectively.
3
．
EMC override play output
The output signal of this interface is controlled by the host.
4
．
AUX OUT
Connect other amplifiers to extend the power of this terminal.
5
．
AUX IN
Connect audio devices (such as DVD players) to extend audio sources.
6
．
MIC2 microphone interface
Connect the microphone to realize the local paging or live speech functions.
7
．
DATA
Extend the interface, the connection method as shown below(Figure 3.3). (
Note: this port is not allowed to
connect to the network switch. Otherwise it will burn the device!
)
8
．
LAN1/LAN2
Dual network ports design, connect the network switch..
9
．
USB Disk
Insert U disk or memory devices such as a mobile hard disk on which the MP3 program is stored, it can
provide audio source for the built-in MP3 player.
10
．
Micro SD
Insert SD card with the host schedule at the jack, and provide the audio for schedule point when the terminal
is offline.
LAN2
LAN1
Micro SD
USB Disk
Data
(注意:此端口不允许连接网
络交换机,否则会烧毁设备!)
MIC2
DC +15V
AU
X
IN
C
O
M
+1
5V
SC
C
O
M
SP
+
SP
-
SP
-
SP
+
1
3
6
7
8
9
10
2
4 5
