PS Engineering PMA8000BT NUI Pilot’s Guide - Manual (Page 2)

Page 2 202-890-0702 PMA8000BT Pilot Guide Rev. 8
An operational PMA8000BT simula-
tor is available on PS Engineering
website,
www.ps-engineering.com/pma8000bt .
PMA8000BT controls
Power Switch (1) (EMG-Fail Safe Operation)
The power switch controls all audio selector panel functions, intercom and
marker beacon receiver.
When the unit is turned off, either by pressing the volume control, or if the
breaker is pulled removing power, the PMA8000BT is in Fail-Safe mode. In
this mode, the pilot’s headset is connected to COM 1 for transmit and re-
ceive, and connected to unswitched input #1 for priority audio alerts. The fail
safe audio will only be heard in the left ear of a stereo headset.
Communications Transmit (XMT)
Selection (2)
To select Com 1 or Com 2 for transmit, press the
button on the bottom row, next to the XMT leg-
end. The bottom and top button indicators light,
showing that you will transmit and receive on
the selected radio.
Communications Receive (RCV) Selection (4)
To listen to the other radio, press the upper button, in the RCV (receive) sec-
tion. When a com is selected for receive, it will stay selected until manually
Transmitter selection
Receiver selection