Controls And Connections (Front) - Bosch LBB 1903/10 Installation And Operating Manual

Plena Mixer Amplifier | Installation and Operating Manual |

1. 1 Controls and connections (front)

2 3
Plena Mixer Amplifier
1
0 dB
-6 dB
-20 dB
3
Power
1 5
Figure 1.2
1 Power button
2 VU-meter (LED's for -20, -6, 0 dB and Power ON)
3 Input 1 (microphone) volume control
4 Input 2 (microphone) volume control
5 Input 3 (microphone) volume control
6 Input 4 (microphone) volume control
7 Line (music source) volume control
Bosch Security Systems | 2003-09 | 3922 988 92883en
4 8
2 Select
CD AUX
4
Line
6 7
About the mixer amplifier
9
Master
10
8 Music source selector (CD, tape, AUX)
9 Master tone control (treble)
10 Master tone control (bass)
11 Master volume control (all inputs except emergency)
12 Zone 1 selection button (LBB1914/10 only)
13 Zone 2 selection button (LBB1914/10 only)
en | 8
Only for LBB1914/10
Zone 1 Zone 2
11 12 13