PS Engineering PMA8000D Installation Manual - Manual (Page 31)

PS Engineering
PMA8000D Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-890-0304 Page 3-7 Rev. 6, Oct. 2014
both, depending on the “Mute” mode selected. When that conversation stops, the music returns to the previ-
ous level comfortably, over a second or so.
The mute mode functions are controlled through sequential pushes of the Mute button, and include annunci-
ations of the mode selected.
Mode 1 - music will mute with either intercom or radio - MUTE button is lit. Voice annunciation is "mute
on."
Mode 2 - “Karaoke” mode - music will not mute except during transmissions.- MUTE LED is OFF. Annun-
ciation is "mute off."
Mode 3 - Radio will mute music, but intercom will not mute music - MUTE LED is OFF. Annunciation is
"radio mute."
Mode 4 - Radio will not mute music, intercom will mute music - MUTE LED is OFF. Annunciation is "in-
tercom mute."
♫ Music Intercom Radio Annunciation LED
Mode 1 Muted Muted “Mute on” on
Mode 2 ♫ ♫ “Mute off” off
Mode 3 ♫ Muted “Radio mute” off
Mode 4 Muted ♫ “Intercom mute” off
The passenger’s intercom also has a SoftMute™ circuit. If the passengers hear the radio, or talk on the in-
tercom, the music will mute. If the audio panel is in CREW mode, then the radio reception will not affect
the passenger music.
Passengers also have a Karaoke Mode. If the passengers are listening to the music 1 input or front panel
input, their Karaoke Mode is controlled by the front panel “Mute” button. If the passengers are listening to
the music 2 input, their Karaoke Mode is activated by holding the AUX and MUTE buttons for more then
one second.
3.8.1 Music in Pilot ISO mode
If desired, the pilot can elect to hear Music #1 and/or front panel jack, in the ISO mode. While the intercom
is in ISO mode, push the Function (TEL) and ICS buttons at the same time. This mode will be indicated by
the ICS ISO LED blinking slowly (once in every 5 seconds). The pilot will now hear Music #1 and/or front
panel jack, and it will mute in accordance with the Mute mode as described in §3.8. , this feature is reset at
power cycles
3.9 Utility Jack
The 2.5-millimeter (3/32”) jack on the front of the PMA8000D has two functions:

Advisory audio input

Music input
The use of this jack is controlled by three Smart Function Keys (SFK) controlled from the front panel. See
Section 3.11 — Smart Function Keys.
3.9.1 Audio Advisory Input
The front jack can be used as a priority advisory input for auxiliary systems such as a GPS terrain advisory
or portable traffic watch system. To prevent radio or intercom from muting this input, press the “Mute”
button.
3.9.1.1 Smart Jack Function
When the PMA8000D has a signal on music #1 input coming in from the rear connector, the front panel