Bosch Appliances Car Amplifier PLE-2MA240-US User Manual

Page of 36
Bosch Security Systems | 2007-10 | PLE-2MA120-US,  PLE-2MA240-US en
Plena Mixer Amplifier | Installation and User Instructions | Description
 en | 10
2.4.3
Rear panel
See figure 2.3 for an overview of the connectors and 
switches:
1 Cooling fan.
2 Microphone/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 3).
3 DIP switch for microphone/line 1 and microphone/
line 2 (see numbers 2 and 4 respectively).
4 Microphone/line 2 input,  3 pin Euro style pluggable 
screw terminal connector - DIP switch settings for 
speech filter, mic/line, VOX, and phantom power 
(see number 3).
5 Microphone/line 3 input, 3 pin Euro style pluggable 
screw terminal connector - DIP switch settings for 
mic/line, and phantom power (see number 6).
6 DIP switch for microphone/line 3 and microphone/
line 4 (see numbers 5 and 7 respectively).
7 Microphone/line 4 input, 3 pin Euro style pluggable 
screw terminal connector - DIP switch settings for 
mic/line, and phantom power (see number 6).
8 Microphone/line 5 input, 3 pin Euro style pluggable 
screw terminal connector - DIP switch settings for 
mic/line, and phantom power (see number 9).
9 DIP switch for microphone/line 5 and microphone/
line 6 (see numbers 8 and 10 respectively).
10 Microphone/line 6 input, 3 pin Euro style pluggable 
screw terminal connector - DIP switch settings for 
mic/line, and phantom power (see number 9).
11 Mains voltage switch, C13 - 115/230 
VAC 50/60 Hz.
12 Tel. emergency/70V input, Euro style pluggable 
screw terminal connector - VOX function. This input 
has highest priority.
13 Call station input, RJ-45 connector - PLE-2CS or 
PLE-2CS-MM, chimes are in call station. This input 
has second highest priority.
14 Remote control wall-panel-input, RJ-45 connector. 
Wall panel incorporates: BGM source selection, and 
zone on/off control.
15 Telephone emergency/70V input volume control - 
control range -25 dB to 0dB (see number 12).
16 Chime volume control for microphone/line input 1 
(see number 2).
17 Ducking level control for microphone/line inputs 1 
and 2 and call stations.
18 Music input (number 1 disc), 2x RCA/cinch 
connectors. Stereo, summed mono.
19 Music input (number 2 radio), 2x RCA/cinch 
connectors. Stereo, summed mono.
20 Music input (number 3 auxiliary), 2x RCA/cinch 
connectors. Stereo, summed mono.
21 Pre-out, amp in insert, 2x RCA/cinch connector - 
can be used for EQ or feedback suppressor.
22 Master switch for line out or music (see number 23).
23 Music master output, XLR connector - switch setting 
for line out, or music only (see number 22).
24 Outputs and 24 VDC in/out:
Zone 1 output, Euro style pluggable screw terminal 
connector - 70 V, 25 V and 4 Ohm.
Zone 2 output, Euro style pluggable screw terminal 
connector - 70 V, 25 V and 4 Ohm.
Call only, Euro style pluggable screw terminal 
connector 70 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.
25 Mains fuse.
26 Ground connection screw. 
27 Mains connector (3-pole).
Note
Always allow adequate space at the rear of the 
unit for ventilation.
Note
The unit must be earthed.