PS Engineering
PMA8000BT Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-890-0702
Appendix D
Rev. 1, Oct. 2010
Appendix D – J2 Connector Interconnect
22
20
31
16
1
35
36
24
23
25
4
3
2
Copilot Phones (R)
Copilot Phones (L)
Copilot Phones Lo
Pass. 1 Mic Jack
Pass. Mic Lo
Pass. Mic Hi
37
38
Pass. 2 Mic Jack
Pass. Mic Lo
Pass. Mic Hi
39
40
Pass. 3 Mic Jack
Pass. Mic Lo
Pass. Mic Hi
41
42
Pass. 4 Mic Jack
Pass. Mic Lo
Pass. Mic Hi
32
33
34
Copilot Mic Audio
Copilot PTT
Copilot Mic Lo
Copilot PTT
Copilot Mic Jack
14
13
Ent. #2 Mute
12
Playback
PMA8000B J2 CONNECTOR
(Sub-D 44-pin male on tray)
Ent. #2 Input
27
26
28
Ent. #2 Audio (R)
Ent. #2 Audio (L)
Ent. #2 Audio Lo
19
________
PA Active
Note 8
Notes:
Ent. #1 Audio (R)
Ent. #1 Audio (L)
Ent. #1 Audio Lo
Ent. #1 Input
5
6
7
Copilot PhonesJack
Pilot Phones (R)
Pilot Phones (L)
Pilot Phones Lo
Pilot PhonesJack
8
9
Ground Lug
Airframe Ground
11-33 VDC
See Note 4
PA Mute
18
29
30
IR Data Out
Remote Enable
Speaker Hi
Speaker Lo
44
43
Swap
Switch
Swap
10
11
Cockpit Speaker
1. All Power, and Ground wires must be #22 gage wire
Lighting #22 AWG, other wires minimum #24 AWG.
2. All shields should be grounded at audio panel only,
other end remains floating
3. Pins 8 and 9 connected through a 5 A breaker.
4. PA Mute is a TTL level logic output that is pulled
low when PTT active.
5. All shielded wires must be MIL 22750 or 27500.
6. Optional switch to remotely activate playback
7. For music distribution information, see Section 2.5.1.
8. Pin 19 is switched to ground when the PA mode is activated,
placing pilot microphone on speaker output while pilot PTT active.
See Sect 2.4.12.
9. AUX enable goes low when AUX button is on. May be used for
passenger mute inhibit by connection to pin 13
or PA mode when connected to Pin 19. Should NOT be
used when DME is installed and played through AUX
10. Connections for Future System
11. No connection to Pin 17
12. Use care when connecting music signal and ground inputs.
Refer to section 2.4.1.1 for more information.
Failure to properly interface music can result in
added noise.
13. Unswitched 4 audio low connected where
convenient, but should NOT go to music low
Unswitched Input #4 Hi
Unswitched Audio Lo
Unswitched Audio #4
15
See Note 9
7
6
5
28 V Lights Hi
28-Volt lights lo
7
6
5
14 V Lights Hi
14-Volt lights lo
AUX Enable
See Note 10
See Note 9
5A Breaker
See Note 3
Note 6
Note 12
Note 13
Lighting
See Sect. 2.4.9
Lighting See Sect. 2.4.9
