PS Engineering Inc. ®
PAC15EX Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-015-0000
Appendix C
New, Oct. 2012
Appendix C – J1 Connector Interconnect
Com 1 Audio Hi
Com 1 Mic Key
Com 1 Audio Lo
COM 1 Transceiver
A1 Audio Hi
A1 Audio Lo
VHF Nav 1
A2 Audio Hi
A2 Audio Lo
VHF Nav 2
Unswitched Input #1 Hi
Unswitched Audio Lo
Unswitched Audio #1
Unswitched Input #2 Hi
Unswitched Audio Lo
Unswitched Audio #2
Pilot Mic Audio Hi
Pilot Mic PTT
Pilot Mic Lo
9
10
11
12
Com 1 Mic Audio Hi
Com 2 Audio Hi
Com 2 Mic Key
Com 2 Audio Lo
13
14
15
30
Com 2 Mic Audio Hi
17
18
19
20
31
32
44
43
33
34
35
Notes:
1. All shields should be grounded at audio panel only.
Other end remains floating.
2. All mic and headphone jacks must be isolated from ground.
3. All shielded wires must be MIL 22750 or 27500.
4. Unswitched inputs are always presented to
crew headphones, regardless of PTT.
Unswitched #3 is adjustable
Pilot PTT
PAC15EX Connector, J1 (Sub-D 44-pin, male on tray)
Unswitched Input #3 Hi
Unswitched Audio Lo
Unswitched Audio #3
29
S
e
e
N
o
te
4
Pass. Phones (R)
Pass Phones (L)
Pass. Phones Lo
Pass. 1 PhonesJack
Pass. 2 Phones Jack
22
41
40
42
COM 2 Transceiver
