Function “c” (music distribution), Unction, Usic – PS Engineering PMA8000MP3 Installation Manual User Manual

Page 30: Istribution

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PS Engineering

PMA8000B-MP3 Audio Selector Panel and Intercom System

Installation and Operator’s Manual

200-890-0600

Page 3-9

Rev. 6, Oct. 2010

This function is useful if you are copying weather from AWOS on COM 2, but have clearance delivery
tuned in on COM 1. With the monitor active, the AWOS audio will be silenced when clearance delivery
starts to speak.

When you press TEL and SPR, the audio will announce “Monitor on,” when activated, and “Monitor off”
when deactivated.

NOTE: This mode is NOT remembered through power cycles, to prevent inadvertent blocking of desired
audio on your next trip.

Note: In units below S/N E10250, Function B is Music 1, all headsets (see § 3.10.7 below).

3.10.7 Function “C” (Music Distribution)

Function Button “C” allows you either send the music 1 input to all intercom stations, all of the time, or
have other distribution rules apply to your music inputs.

When “Music one all headsets” is selected, music 1 (from the rear connector input, Pins J2 23 & 24 only)
will be distributed to all headsets and is independent of the intercom mode switch. Therefore, even in the
CREW mode, the passengers will hear Music 1, even though they will not hear the intercom or radios.

This mode allows you to use a single in-flight entertainment source aboard, and to send it everywhere,
even in crew mode. The music muting will be normal, and follow the select ed mode of the crew or pas-
sengers.

Function “C” also allows you to configure your music to be either independent of the intercom mode, or to
make Music 2 dependent on the intercom mode.

When you press Function “C,” again, you will hear, “Alternate Music distribution.” In this case, Music 2
will be active only when the intercom is in the CREW mode, and only the passengers will hear it. This
distribution is similar to other brands of audio panels. It allows the passengers to have their music source
come on only when they are not hearing the crew. In addition, the front panel jack input will be distri b-
uted to the passengers in ALL and ISO mode.

Press again, and you will hear “Standard Music Distribution.” In this mode, Music 2 becomes active, and
will always be presented to the passengers on the intercom. Music 1 is only available to the pilot and cop i-
lot. The intercom mode switch doesn’t have any affect on the music distribution.

When the music is standard, Music 1 will always go to the pilot and copilot pos itions, and is never heard
by the passengers. Music 2 is always heard by the passengers, and never heard by the pilot and copilot.

This mode is useful if your passengers have a different interest in entertainment or are watching a DVD,
but do not want to be excluded from the intercom conversations.

The pilot and copilot will always hear Music 1 through the unit rear connector, or a source plugged into
the front panel jack. This is present in ALL and CREW intercom modes, and available to the copilot pos i-
tion in ISO mode.

The pilot can hear this music source in ISO mode, if desired, as follows: In the ISO mode, hold the Func-
tion (TEL) button, and press the ICS mode button for more than one second. The ICS mode LED will
blink slowly to indicate music is connected to the pilot headset, although the intercom is not.

Music 2 is provided to the passenger positions regardless of intercom mode, when the audio panel is in
Standard Music Distribution, and also in Alternate Music Distribution, but only if the intercom is in the
CREW mode. The pilot and copilot can never hear Music 2, under any condition.

If the passengers always want to hear the source in Music 1, input through the rear connector, regardless
of the intercom mode (ISO/ALL/CRW), select “Music 1 all headsets.”

If the passengers want to hear the music input through the front panel jack, the audio pane MUST be in
Alternate Music Distribution, and the intercom must be in the ALL or ISO mode.

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