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JA95-R03 Audio Controller - Remote Mount - One Transceiver
3.1
Introduction
This section contains the operating instructions for the JA95-R03.
The JA95-R03 may be configured to operate either as Intercom Expansion equipment or Headset Expansion
Equipment.
3.2
Normal Operation Mode
The JA95-R03 is in Normal mode when suitable electrical power is supplied to the unit.
3.2.1
Receiving
When operating as intercom expansion equipment and the JA95-R03 receives an incoming transmission on a
transceiver or receiver, the incoming audio will be directed to the user's phones.
The audio level of any incoming transmission will depend upon the level selected during installation by the ProCS™.
It will be muted if the unit is transmitting and muting of receive audio during transmit is enabled.
3.2.2
Transmitting (Transmit Operation)
When operating as intercom expansion equipment and the user's TX PTT is activated, the unit will transmit on the
transceiver. All MIC and sidetone audio will be routed to the user's phones, and any music will be muted for the
duration of the transmission.
3.2.3
ICS Operation
In Headset Expansion mode, ICS audio is the sum of all the MIC audio from users with ICS KEY active.
In ICS Expansion mode, ICS audio is the sum of all the MIC audio from users PAX5 to PAX7, and MIC audio from
users PAX1 to PAX4 with ICS key active.
In ICS Expansion mode, the ICS audio also includes the audio input on the ICS TIE from other audio controllers.
In ICS Expansion mode, the ICS audio is muted during transmit if the Mute ICS Audio During Transmit option is
selected in ProCS.
The ICS audio is output on the phones of each user.
The ICS audio level at the phones is configured by the ProCS application.
3.2.4
Music Operation
Music to the phones will be muted by incoming audio (ICS, Receive, Direct or Alert Audio) or if the unit is transmitting.
When the incoming audio has ended, the music will gradually return to the previous level.
3.4
Emergency Operation Mode
Emergency mode is entered automatically if power to the unit is lost.
In emergency mode the PAX1 phone and MIC signals are connected by mechanical relay contacts to the COM1
transceiver, the NAV1 receiver and the DIRECT AUDIO, and the PAX1 TX PTT is connected to the COM1 PTT.
Rev B
SECTION 3 – OPERATION
Page 14
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