Controls And Connections (Front) - Bosch Plena LBB 1970 Installation And Operating Manual

Bgm/paging system
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Plena BGM/Paging System | Installation and Operating Manual |

1. 1 Controls and connections (front)

1 2 3 4
5
Plena BGM/Paging System
Repeat
0 dB
Program
-6 dB
-20 dB
Folder
1
0
Power
31
30
29
Figure 1.2
1 VU-meter (LED's for -20, -6, 0 dB and Power ON)
2 CD MP3 folder selection key
3 CD program key for track selection
4 CD repeat key
5 CD previous key
6 CD pause/play key
7 CD display
8 CD next key
9 CD stop/eject key
10 Tuner memory keys 1-5 and 6-10
11 Tuner display
12 Tuner frequency up/down keys
13 Tuner FM/AM selection key
14 Tuner scan key
15 Tuner program key
16 Tuner shift key to select memory 1-5 or 6-10
Bosch Security Systems | 2003-09 | 3922 988 25012en
6 7
8
9
2
Select
0
3
0
0
28
27
26
25
About the equipment
CD/MP3
CD/Tuner
Master
Aux
0
24
23
22
17 Microphone 1 priority active LED
18 Output attenuator for zone 2
19 Zone 2 selection button
20 Output attenuator for zone 1
21 Zone 1 selection button
22 Master volume control
23 Tone control (bass)
24 Tone control (treble)
25 Music source volume control
26 Music source selection button (CD/tuner - Aux)
27 Microphone 3 volume control
28 Microphone 2 volume control
29 Microphone 1 input (6.3 mm phone jack socket/
balanced)
30 Microphone 1 volume control
31 Power on/off
10
11
12
FM/AM
Scan
M1/6
M2/7
M3/8
M4/9
M5/10
Shift
Program
Zon e 1
Zon e 2
-6
-6
-9
-9
-12
-3
-12
-3
-15
0dB
-15
0dB
21
20
19
18
en | 8
13
14
15
16
17

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