
PS Engineering
PAC45J Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-045-2000
Appendix
November 2020
9.2 J452 Connections
Com 1 Audio Hi
Com 1 Lo
COM 1
Nav 1 Audio Hi
Nav 1 Audio Lo
Nav 2 Audio Hi
Nav 2 Audio Lo
47
3
48
4
AUX 3 Audio Hi
Audio Lo
49
7
PAC45A CONNECTOR P452
MALE ON HARNESS
27
5
Com 2 Audio Hi
Com 2 Audio Low
28
6
55
15
Unswitched Input #1 Hi
Unswitched Audio Lo
35
16
Unswitched Input #2 Hi
Unswitched Audio Lo
50
8
52
10
COM 2
51
9
53
13
54
14
56
17
Unswitched Input #3 Hi
Unswitched Audio Lo
36
18
Unswitched Input #4 Hi
Unswitched Audio Lo
22
1
60
61
39
40
CVR Out Pilot
Remote Pilot ICS Mode
Call
Com 3 Audio Hi
Com 3 Audio Lo
COM 3
29
7
Com 4 Audio Hi
Com 4 Audio Low
30
8
COM 4
Com 5 Audio Hi
Com 5 Lo
COM 5
31
9
Com 6 Audio Hi
Com 6 Audio Low
32
10
COM 6
Com 7 Audio Hi
Com 7 Audio Lo
COM 7
33
11
Com 8 Audio Hi
Com 8 Audio Low
34
12
COM 8
AUX 4 Audio Hi
Audio Lo
AUX 5 Audio Hi
Audio Lo
AUX 6 Audio Hi
Audio Lo
AUX 7 Audio Hi
Audio Lo
AUX 8 Audio Hi
Audio Lo
57
19
Unswitched Input #5 Hi
Unswitched Audio Lo
TEL Audio Hi
TEL Key
58
59
38
*
TEL
TEL Audio Lo
TEL MIC Hi
23
43
2
Music Input Left
Music Input Right
Music Lo
PA KEY OUT
CVR Out Observer 1*
CVR Out Observer 2*
CVR Out Copilot
COCKPIT
VOICE
RECORDER
41
20
Speaker Out
Speaker Ground
42
21
PA Out
PA Ground
24
25
26
**
Expansion Power
Exp. In/Pass 5 Mic Hi
Exp./Pass 5 Mic Lo
Expansion Out
EXPANSION
UNIT
**Tie to any
convienient audio lo
+28V Dimmer
Dimmer Lo
Radio Mute
39
20
Observer Speaker
Speaker Ground
40
Copilot Speaker
Speaker Ground
*OPTION
See SECT. 2.6 & 2.7
OBSR 1 HAND MIC AUD HI
OBSR 1 MIC PTT
58
4
MIC LO
COPILOT HAND MIC AUD HI
COPILOT MIC PTT
57
3
MIC LO
*OPTION
SEE SECT 2.7.14
24
J252
J253
16