PS Engineering PMA450 Installation Manual - Manual (Page 37)

PS Engineering
PMA450 Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-450-0000 Appendix B Rev. 3, November 2014
Appendix B – J1 Connector Interconnect
Com 1 Audio Hi
Com 1 Mic Key
Com 1 Lo
Communications
Transceiver #1
Communications
Transceiver #2
Nav 1 Audio Hi
Nav 1 Audio Lo
VHF Nav 1
Nav 2 Audio Hi
Nav 2 Audio Lo
VHF Nav 2
SW2 Audio Hi
SW2 Audio Lo
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
36
37
38
39
MKR Ant.
1
2
RG-58A/U Coax
9
10
11
12
Com 1 Mic Audio Hi
Com 2 Audio Hi
Com 2 Mic Key
Com 2 Lo
13
14
15
30
Com 2 Mic Audio Hi
17
18
19
20
21
22
31
32
44
43
33
34
35
SW1 Audio Hi
SW1 Audio Lo
SW Rcvr 1
7
8
Notes:
1. All shields should be grounded at audio panel only.
Other end remains floating.
2. All Power, and Ground wires shall be #22 gage wire
Lighting #22 AWG, other wires minimum #24 AWG
3. All mic and headphone jacks must be isolated from ground.
4. Speaker loads may be required on some older transceivers.
Consult manufacturer's information.
5. All shielded wires must be MIL 22750 or 27500.
6. Unswitched inputs 1, is always presented to speaker
and crew headphones, regardless of SPR switch or PTT.
7. COM active output provides a logic low when there
is activity on COMs or other selected audio. This is used to prioritze
audio warnings in some systems.
8. No connection to pins 3, 4, 5, 6, 16, 25, 26, 27, 28
9. Up to 3 switched reveiver inputs are available, and can be renamed
in the set up menu. See Sect.3.14.2
10. Unswitched #3 & #4 are adjustable
11. Unswitched #1 & #2 is selectable over the speaker See 2.4.8
Pilot PTT
PMA450 Connector, J1 (Sub-D 44-pin, male on tray)
Unswitched Input #3 Hi
Unswitched Audio Lo
Unswitched Audio #3
29
See Note 6, 10 & 11
Pass. Phones (R)
Pass Phones (L)
Pass. Phones Lo
Pass. 1 PhonesJack
Pass. 4 Phones Jack
Ext. Marker Lamp (Blue)
Ext. Marker Lamp (White)
Ext. Marker Lamp (Amber)
MM Sense Output
White Lamp Output
Blue Lamp Output
Amber Lamp
MM Sense
Ext. Marker Annunciator Pass. 3 Phones Jack
Pass. 2 Phones Jack
24 COM Active Output
See Note 7
SW3 Audio Hi
SW3 Audio Lo
23
41
40
42
See Note 9
SW Rcvr 2
SW Rcvr 3