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Smart function keys (sfk) – PS Engineering PMA8000D Installation Manual User Manual

Page 34

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PS Engineering

PMA8000D Audio Selector Panel and Intercom System

Installation and Operator’s Manual

200-890-0304

Page 3-10

Rev. 6, Oct. 2014

3.11 Smart Function Keys (SFK)

With Virtual Tech Support, the configuration process is self-directed. SFK annunciations are heard by the
pilot and copilot positions only. SFK annunciations will be heard by the copilot, even when the audio panel
is in pilot isolate mode. These annunciations will be stopped by any audio received on the com radio select-
ed for transmitting.

Pilot Audio Panel

Function A

COM 3 button

Function B

AUX button

Function C

MUTE button

Alternate Intercom

mode

Monitor Mode

Music Distribution

State 1

State 2

State 1

State 2

State 1

State 2

State 3

“Alternate

intercom
function”

“Standard

Intercom

Function”

“Monitor

on”

“Monitor

off.”

“Music On”

“Music Off”

Table 3-3 – Smart Function Key Functions, PMA8000D

Copilot Audio Panel

Function A

COM 3 button

Function B

AUX button

Function C

MUTE button

Alternate Intercom

mode

Monitor Mode

Music Distribution

State 1

State 2

State 1

State 2

State 1

State 2

State 3

“Alternate

intercom
function”

“Standard

Intercom

Function”

“Monitor

on”

“Monitor

off.”

Standard

music

distribution”

“Alternate

music

distribution”

“Music 1 all

headsets”

Table 3-4 – Smart Function Key Functions, PMA8000D

Figure 3-2 Smart Function Keys

These functions are non-essential and non-required and as such are only an accessory capability.
They don’t affect the audio panel’s primary function as a selector panel, aircraft intercom, or
marker beacon receiver. You can’t do anything with these buttons to prevent the PMA8000D from
doing its main job.

Looking at the front panel you’ll notice that the COM 3, AUX, Mute and SPR buttons have “Function” as-
signments.

To use these function keys A, B, C – press and hold the desired key, “Intercom” (COM 3) “Monitor”
(AUX) “Music” (Mute) and “Music Volume” (SPR).