PS Engineering
PMA450B Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-450-0600
Page 3-10
Rev. 5, August 2020
Holding the center button allows you to record a message by using the pilot’s microphone
Pressing the bottom button will replace the user-stored message with the factory message. In the case of Alert
1, it is a simple chime sound.
Modifying Alerts 2, 3 and 4, is similar.
Cycle the PMA450B power to exit setup screen and return to normal operation.
NOTE:
These messages are strictly supplemental and pilot option, and shall not replace any existing alerts in
the aircraft.
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 PMA450B has two independent music inputs at the rear connector. The PMA450B 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
