Plena Mixer Amplifier Installation and User Instructions Description
en 10
2.4.3Rear panel
See figure 2.3 for an overview of the connectors and switches:
1 Cooling fan.
Note
Always allow adequate space at the rear of the unit for ventilation.
2Microphone/line 1 input, XLR connector - DIP switch settings for: chime, PTT (push to talk), mic/line, speech filter, and phantom power (see number 4). Input is wired in parallel with
microphone/line 1, Euro style pluggable screw terminal connector (see number 3).
3Microphone/line 1 input with trigger, Euro style pluggable screw terminal connector - DIP switch settings for: chime, PTT (push to talk), mic/line, speech filter, and phantom power (see number 4).
Input is wired in parallel with microphone/line 1, XLR connector (see number 2).
4 DIP switch for microphone/line 1 and microphone/ line 2 (see numbers 2 and 3, and 5 respectively).
5Microphone/line 2 input, XLR connector - DIP switch settings for speech filter, mic/line, VOX, and
phantom power (see number 4).
6Microphone/line 3 input, XLR connector - DIP switch settings for mic/line, and phantom power
(see number 7).
7 DIP switch for microphone/line 3 and microphone/ line 4 (see numbers 6 and 8 respectively).
8Microphone/line 4 input, XLR connector - DIP switch settings for mic/line, and phantom power
(see number 7).
9 Microphone/line 5 input, XLR connector - DIP switch settings for mic/line, and phantom power (see number 10).
10DIP switch for microphone/line 5 and microphone/ line 6 (see numbers 9 and 11 respectively).
11Microphone/line 6 input, XLR connector - DIP switch settings for mic/line, and phantom power (see number 10).
12Mains voltage switch, C13 - 115/230 VAC 50/60 Hz.
13Tel. emergency/100V input, Euro style pluggable screw terminal connector - VOX function. This input has highest priority.
14Call station input,
15Remote control
16Telephone emergency/100V input volume control - control range
17Chime volume control for microphone/line input 1 (see numbers 2 and 3).
18Ducking level control for microphone/line inputs 1 and 2 and call stations.
19Music input (number 1 disc), 2x RCA/cinch connectors. Stereo, summed mono.
20Music input (number 2 radio), 2x RCA/cinch connectors. Stereo, summed mono.
21Music input (number 3 auxiliary), 2x RCA/cinch connectors. Stereo, summed mono.
22
23Master switch for line out or music (see number 24).
24Music master output, XLR connector - switch setting for line out, or music only (see number 23).
25Outputs and 24 VDC in/out:
•Zone 1 output, Euro style pluggable screw terminal connector - 100 V, and 8 Ohm.
•Zone 2 output, Euro style pluggable screw terminal connector - 100 V, and 8 Ohm.
•Call only, Euro style pluggable screw terminal connector 100 V.
•24 VDC in/out:
•Input: 24 VDC backup power.
•Output: built in charger, maximum 0.5 A. regulated output current. If battery charging is not required, output can be used for volume
overrides or other purposes.
26Mains fuse.
27Earth connection screw.
Note
The unit must be earthed.
28 Mains connector
Bosch Security Systems