Installation Manual Owner's manual

PS Engineering
PMA450 Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-450-0000 Page 2-10 Rev. 3, November 2014
2.9 PMA450 Pin assignments
J1
Function
J2
Function
1
Marker Antenna
1
Pilot Phones Lo
2
Marker Ant Lo
2
Copilot Phones Lo
3
No Connect
3
Copilot Phones (L)
4
No Connect
4
Copilot Phones (R)
5
No Connect
5
Lights lo
6
No Connect
6
14/28 V Lights
7
SW#1 (ADF Audio) In
7
14/28 V Lights
8
SW#1 (ADF Audio) Lo
8
Aircraft Power
9
Com 1 Audio
9
Aircraft Power
10
Com 1 Audio Lo
10
Aircraft Ground
11
Com 1 Mic
11
Aircraft Ground
12
Com 1 Mic Key
12
PA Mute
13
Com 2 Audio
13
Mute Inhibit
14
Com 2 Audio Lo
14
Mute Inhibit Lo
15
Com 2 Mic
15
Unswitched #4
16
No Connect
16
Pilot Phones (L)
17
Nav 1 Audio
17
No Connect
18
Nav 1 Audio Lo
18
RESERVED
19
Nav 2 Audio
19
PA Enable Out
20
Nav 2 Audio Lo
20
Swap
21
SW#2 (DME) Audio
21
Swap Lo
22
SW#2 (DME) Audio Lo
22
IRS Playback
23
SW#3 (Aux) Audio
23
Music 1 (L)
24
CNX80 Inhibit
24
Music 1 (R)
25
No Connect
25
Music 1 Lo
26
No Connect
26
Music 2 (L)
27
No Connect
27
Music 2 (R)
28
No Connect
28
Music 2 Lo
29
Unswitched #3
29
No Connect
30
Com 2 Mic Key
30
RESERVED
31
Unswitched Audio 1
31
Pilot Phones (Rt)
32
Unswitched Lo
32
Copilot Mic Audio
33
Pilot Mic Audio
33
Copilot Mic PTT
34
Pilot Mic PTT
34
Copilot Mic Lo
35
Pilot Mic Lo
35
Pass 1 Mic Audio
36
Ext IM MKR
36
Pass 1 Mic Audio Lo
37
Ext OM MKR
37
Pass 2 Mic Audio
38
Ext MM MKR
38
Pass 2 Mic Audio Lo
39
MM Sense
39
Pass 3 Mic Audio
40
Pass HP (L)
40
Pass 3 Mic Audio Lo
41
Pass HP (R)
41
Pass 4 Mic Audio
42
Pass HP Lo
42
Pass 4 Mic Audio Lo
43
Unswitched 2 Lo
43
Speaker Lo
44
Unswitched 2 Audio
44
Speaker Output
Table 2-4: PMA450 Pin Assignments