Plena Easy Line Mixer Installation and User Instructions Connections and settings
en 25
table 4.2: Rotary controls
Rotary control | Effect | Typical example |
Ducking level control | Sets the required ducking level when VOX and/or | Set the ducking level control to |
| push to talk is active (see table 4.1). When the | mute if you want the |
| ducking level is set to mute, the music volume will be | announcement to be heard without |
| fully attenuated; when the ducking level is set to mix, | background music. |
| both music and speech inputs can be heard - music |
|
| and speech will be mixed. When ducking the music |
|
| input is ducked (attenuated), the microphone/line |
|
| inputs are always muted when a call is made. |
|
Chime volume | Alters the chime volume. The mid range is | Set the volume of the chime to a |
control | (40 V), which should be sufficient for most | higher level when the system is |
| applications. Test the chime by switching on | being used in large open areas or |
| microphone 1. Remove the microphone after testing | when important announcements |
| if it is not further required. | have to made. |
Telephone | Attenuates the emergency announcement or signal. | Set the volume of the emergency |
emergency/70V | Control range from | announcement to a higher level |
volume control | reasons, the volume of the emergency | when the system is being used in |
| announcement or signal cannot be fully set to zero. | large open areas. |
Note
When PTT or VOX are selected, the ducking control controls between 3 dB attenuation (very little ducking) to
table 4.3: Master switch for line out or music only
Slide switch setting | Effect | Typical example |
Line out | All mixed inputs (microphone/line, emergency, and | Various |
| music) are available. |
|
Music only | A dedicated music out source is available for another | The “music master output” can be |
| external device. Only the music inputs (17, 18, and | connected to a telephone system, |
| 19) are available. All other inputs, including the | so that callers can listen to music |
| Tel. emergency/70V input will be overridden. | when they are put on hold. |
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