Bosch Appliances PLE-2MA120-EU manual Unit settings, Rear panel settings

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Plena Mixer Amplifier Installation and User Instructions Connections and settings

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4.3Unit settings

4.3.1Rear panel settings

The unit can be quickly set-up for operation by setting the following controls at the rear of the unit:

DIP switches

Rotary dials

Master switch for line out or music only.

See the following tables for an overview of the settings and typical examples of their use.

table 4.1: DIP switch settings

DIP switch

On

Off

Typical example (On)

Chime

Chime will be sounded at the

Chime will not be sounded

Announcement of train

(mic/line 1)

beginning of an announcement.

at the beginning of an

departure time.

 

 

announcement.

 

 

 

 

 

PTT “Push to talk”

This input is muted when the push

Push to talk off. The signal

Users can have private

(mic/line 1 only)

to talk contact is open. When the

will be mixed with the other

conversations during live

 

push to talk contact is closed:

mic/line signals.

broadcasts (for example,

 

• this input is available for

Microphone 1 will mix with

with an all call call-

 

speech.

the background music or

station, such as the

 

• a chime will sound, if selected.

the other microphones in

PLE-1CS).

 

• the music and other mic/line

the selected zones.

 

 

inputs will be reduced in

 

 

 

volume to the level set by the

 

 

 

ducking level control knob.

 

 

Line

Input signal from line.

Input signal from

Depends on set-up.

 

 

microphone.

 

Speech filter

Enhances clarity of speech, by

Speech filter inactive.

Use for announcements

 

cutting-off the lower frequencies

 

 

 

of the signal.

 

 

Phantom power

Provides power to condenser

Phantom power

Enable phantom power if

 

microphones.

unavailable.

you use electret or

 

 

 

condenser microphones.

VOX

Temporarily suppresses the

(mic/line 2 only)

background music to an

 

adjustable “ducking level”

 

(see table 4.2) while you speak

 

into the microphone.

 

The VOX mode is normally used

 

with hand-held microphones such

 

as the LBC 2900/15. Background

 

music and announcements will be

 

heard in the selected zones.

 

A chime is not available in this

 

mode.

VOX inactive. Microphone 2 will mix with the background music or the other microphones in the selected zones.

Use to make casual announcements (such as announcing the winner of a competition) while temporarily suppressing the background music to an adjustable ducking level.

Bosch Security Systems 2007-10 PLE-2MA120-EU, PLE-2MA240-EU en

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Contents Plena Mixer Amplifier Important safeguards Table of contents Operation Related documentation IntroductionPurpose Digital document Intended audienceConversion of units of mass Conversion tablesPlena Mixer Amplifier Contents of boxDescription Plena product rangeSchematic overview of the Plena Mixer Amplifier Plena PLE-WP2Z3S wall panel Controls, connectors and indicatorsFront panel Rear panel Rear panel Intentionally left blank Unpack unit InstallationInstall unit in rack optional Check settings/connectionsIntentionally left blank DC supply battery Connections and settingsConnecting inputs Priority microphone input XLR connector onlyAdditional microphones inputs 3 through Secondary microphone inputEmergency inputs Connecting 100 Volt input signalConnecting emergency telephone lines Music source inputs Connecting music source inputsMusic only Connecting outputsZone 1 Call onlyConstant voltage loudspeakers Connecting speakersRear panel settings Unit settingsRotary controls Pin settings and labelling Intentionally left blank Operation Switch on and offSwitch off Switch onTone control Microphone/line controlsMusic controls Zone selection Master volume controlOutput controls Intentionally left blank Electrical Technical dataEnvironmental MechanicalPage For more information visit