PS Engineering
PMA450C Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-450-0800
Page 3-8
July 2022
Copilot as Passenger Enabled
3.8.3.4
Copilot as Passenger (CPX).
In this mode, the copilot position is treated as a passenger. The position will have intercom with the pilot
position, except when there is radio traffic, will not hear any selected radio audio and cannot transmit on the
radio. The intercom microphone to the pilot position will not be heard while there is radio audio present.
The volume knob for the Copilot/Pax position changes in this mode. With CP Pax mode enabled, the copilot
seat is controlled via the passenger knob. Also, pressing the ICS button toggles between ISO and All
only
.
To activate Copilot as passenger, Radio-ICS
➔
Intercom: CPX.
Music Control, Distribution and Muting
The bottom menu, bottom line select button toggles the music on or off for the
pilot
. When pilot music is
active, a music icon
(♫)
appears in the display.
The PMA450C has two independent music inputs at the rear connector. The PMA450C also has the ability
to receive streaming music from a Bluetooth-enabled device.
The Bluetooth, Music 1 and Music 2 inputs can be selectively delivered to the pilot, copilot and/or passengers
using the music distribution menu.
The Bluetooth (BT1 or BT2) option is only available when connected to a Bluetooth compatible source.
Figure 3-3 Top Music Menu
Press Music → Music Distribution→ and select desired combination.
Figure 3-4 Music distribution menu
When both Bluetooth modules are set as Bluetooth inputs, the user could use BT1 an alert input from a tablet
with aviation application, such as Foreflight and BT2 as a music input.
