
PS Engineering
PAC45J Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-045-2000
Appendix
November 2020
Appendix C – Intercom Interconnect Wiring
P ilot Mic Audio Hi
P ilot Mic Lo
23
2
Copil ot Mic Audio Hi
Copil ot Mic Lo
24
3
OBS R 1 Mi c A udio Hi
OBS R 1 Mi c P TT
Mic Lo
2 5
4 6
4
P ilot Mic PTT
44
Copil ot Mic PTT
45
OBS R 2 Mi c A udio Hi
OBS R 2 Mi c P TT
Mic Lo
2 6
4 7
5
J451
HAND MIC AUDIO
HAND MIC PTT
Mic Lo
2 2
4 3
1
J453
PASS 1 M IC HI
PASS 1 M IC LO
PASS 2 M IC HI
PASS 2 M IC LO
PASS 3 M IC HI
PASS 3 M IC LO
PASS 4 M IC HI
PASS 4 M IC LO
P AX 4 ICS -PTT
P AX 3 ICS -PTT
P454
OBS 2 ICS -PTT
OBS 1 ICS -PTT
P ILOT ICS-PTT
15
16
17
18
23
24
25
26
COP ILOT ICS-PTT
1 5
6
1 6
7
1 7
8
1 8
9
P AX 2 ICS -PTT
P AX 1 ICS -PTT
P452
2 6
*
P AS S
5 M IC H I
P AS S
5 M IC LO
* CO NN EC T TO A NY CO NV EN IEN T A U DIO LO W
35
56
PILOT PH N AU D H I (L , MONO)
PHON E AU D L O
OBS 1 PH N AU D H I (R )
OBS 2 PH N AU D (R ) H I
14
PILOT PH N AU D H I (R )
36
57
C OPIL OT PHN AUD H I ( L, MON O)
PHON E AU D L O
15
C OPIL OT PHN AUD H I ( R)
37
58
OBS 1 PH N AU D H I (L , MONO)
PHON E AU D L O
16
38
59
OBS 2 PHN AUD HI (L, MONO)
PHON E AU D L O
17
PAX 2 PH ON E AU D (R ) HI
39
60
PAX 2 PH ON E AU D H I (L , MONO)
PHON E AU D L O
17
PAX 4 PH ON E AU D (R ) HI
40
61
PAX 4 PH ON E AU D H I (L , MONO)
PHON E AU D L O
18
PAX1 PH ON E AU D (R ) H I
PAX 1 PHONE AUD HI (L, MONO)
PHON E AU D L O
PAX 3 PH ON E AU D (R ) HI
PAX 3 PH ON E AU D H I (L , MONO)
PHON E AU D L O
PAX 5 PH ON E AU D (R ) HI
PAX 5 PH ON E AU D H I (L , MONO)
PHON E AU D L O