Installation & User Manual
4.1.3 All Call
The message and signal from the operation panel will be given to all substations, as a one-way message.
It will be indicated by steady green LED in the ALL button only. Talk back from substations is closed in this
mode.
ETC-1-TB
PTT SWITCH
PTT SWITCH
•
Press the ALL button, the call is set up. Indicated by steady green LED
in the ALL button.
•
Press the SIGN button
A tone signal will be given to selected station as long as the SIGN
button is kept pressed.
This will also activate extra signal devices, if connected (Se pos.4.1.5)
Operation panel with gooseneck microphone MB-30G
•
Press the TALK button.
Speak clearly into the microphone.
Operation panel with hand microphone ETC-1-TB
•
Press the PTT SWITCH.
Speak clearly into the microphone.
Operation panel with hand microphone P-66
•
Press the PTT SWITCH..
Speak clearly into the microphone.
•
Press the ALL button once more to end the call.
The LED will be switch off.
System CTB-100V
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