Bosch Security Systems | 2008-09 | 9922 141 50762 en
Plena All-in-One 120 Watt
| Installation and User Instructions | Equipment
en
| 17
3.4.9
Internal settings
figure 3.12: Internal settings with the help of the configuration switches
Swi
tch
1
2
3
4
5
6
7
Off(0)
Mix
Mix
Chime
off
Speech
filter
Phantom
off
Phantom
off
Phantom
off
Mic.
1 rea
r
1 front
1 rear
1
1 rea
r
2
3
On(1)
Priority
Vox
Chime
active
Flat
Phantom
on
Phantom
on
Phantom
on
100V
0 10
0V 0
100V
0
0
8
0
8
Call On
ly
Zone 1
Call/BGM
Zone 2
Call/BG
M
Call Act
ive
Warnin
g
Aux In
FM
Antenna
Chime
Ducking
1 2 3 45
6 7
2
1
+
-
GND
3
1-
4
3
5
1
2
115V~
230V~
Apparatus
delivered
connected
for 230V~
This appa
ratus mus
t be earthe
d
Rated input
power: 400V
A
Line fuse
T2.5L250V(2
30V~)
T5L250V(11
5V~)
3
CVBS
SDDIF
Video outpu
t
B-Y
Y/C
Yc
R-Y
OFF
ON
1 2 3 4 5 6 7
Switch
ON (1)
OFF (0)
Microphone
Function
1
Priority
Mix
1 (rear)
Selects whether microphone 1, connected to the rear
DIN-socket, will have priority over microphones 2 and 3
and the background music. This will mute these
microphones and the music and will also override zone
switching and zone attenuation.
Closing contacts 4 and 5 will activate priority.
2
Vox
Mix
1 (front)
Selects whether microphone 1, connected to the front
6.3 mm phone jack socket, will be VOX activated. As
VOX activated microphone, microphone 1 will attenuate
the background music or microphones 2 and 3 to a
preset ducking level as long as you speak into the
microphone.
3
Chime
active
Chime off
1 (rear)
Selects whether a chime signal will precede a priority call,
started by microphone 1, upon closure of contacts 4 and
5 of the rear DIN-socket. Additionally, the chime level
control allows for setting the volume of the chime.
4
Flat
Speech filter
1
Selects a flat frequency response for microphone 1 or
activates a speech filter, that improves intelligibility by
attenuating the low frequencies.
5
Phantom on
Phantom off
1 (rear)
Switches the phantom power supply for microphone 1
(DIN-connection only). Phantom power should be
switched on for condenser or electret microphones (e.g.
LBB 1950) and switched off for dynamic microphones.
6
Phantom on
Phantom off
2
Switches the phantom power supply for microphone 2.
7
Phantom on
Phantom off
3
Switches the phantom power supply for microphone 3.
Содержание PLN?2AIO120 BGM
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