ASL INTERCOM PS 4379 Manuel d'utilisateur Page 2

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The mic mute LED indicates that the ‘MIC MUTE’ button was activated and stays on for one more
second after the ‘MIC MUTE’ button has been released.
ALL MIC MUTE
By pushing the ‘ALL MIC MUTE’ button the power-supply of all channels is interrupted for
approximately 100 ms. This switches off the microphones on all channels of all units.
Each mic mute LED and the ‘all mic mute’ LED indicate that the ‘ALL MIC MUTE’ button was activated
and stays on for one more second after the ‘ALL MIC MUTE’ button has been released.
BUZZER MUTE
Each channel has its own ‘BUZZER MUTE’ button. If the buzzer mute is activated the LED will be lit
ALL BUZZER MUTE
This button activates the buzzer mute function on every channel.
The previous situation will be remembered and restored when the ‘ALL BUZZER MUTE’ button is
pressed again. If the “all buzzer mute” is activated, all LEDs of the buzzer mute buttons will be lit. If the
user now deselects one or more buzzer mutes, the new situation will be remembered.
AUX.
The AUX LED indicates whether the AUX signal is directed to the corresponding channel via the
Intercom Line.
IFB
By pushing the IFB button the corresponding channel is placed into IFB mode which is indicated by its
LED. If a channel is in IFB mode, the AUX signal is also directed to that channel and the AUX LED will
switch on. The AUX status can be changed by the pushing the AUX button.
Trimmers
Speaker Attenuator
With the speaker attenuator trimmer the speaker dim volume is set. When a ‘TALK’ LED is lit, the
speaker volume switches to this speaker dim volume.
Buzzer Volume
With the buzzer volume trimmer the volume is of the buzzer is set.
Program Volume
With the program volume pot the volume of the program input is set.
Master Volume
With the master volume pot the master volume is controlled. Depending on the setting of the internal
jumpers, the Master Volume controls the overall volume or only the intercom total volume (PGM not
controlled by master volume).
Channel Volume
With the channel volume pot the volume of audio from that channel to the speaker is set.
When using a headset, it can be determined by internal jumpers, where the audio is sent - either left
can, right can or both.
AUX Volume
With the AUX volume pot the volume of the AUX signal is set which is directed to the channels of
which the AUX LED is lit.
Gooseneck Microphone
The gooseneck microphone is for talking to the channels of which the talk led is lit. If the stage
announce button is pushed and held the microphone signal is directed to the stage announce
connector at the back of the unit and not to any channel. When the headset is connected the
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