PS Engineering PMA7000B Installation Manual - Manual (Page 31)

PS Engineering
PMA7000B Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-780-0005 Appendix D Rev. 10, December 2012
Appendix D Top Connector Interconnect
10
1
4
D
16
15
T
1. Pin A is pulled low when AUX is active
2. All shields should be grounded at audio panel only
other end remains floating.
3. Reserved
4. All phone and mic jacks must be floating from ground.
5. This is connected to Apollo CNX80 for audio prioritization.
6. All wiring to conform to MIL 22750 or 27500,
and must be shielded as shown.
7. Passenger hook switches to be located at positions
where phone acess is desired. Grounding of any switch
causes all passengers to be heard on the cellphone.
8. Music inputs are independent. Connect together to use
a single source for both inputs.
For music distribution information, see Section 3.6.3.1.
9. For expansion unit, use part number 11606 or 11606R only.
10. When Pin J is grounded, the audio panel is in Com 3
duplex mode. This is used to interface with AirCell AT.01 or AGT.01,
or cellular phone.
11. When pin 18 is switched to ground, the PA mode is activated,
placing pilot microphone on speaker output when PTT active.
See Sect 2.5.13.
12
11
N
5
E
6
F
7
H
Copilot PTT
Swap
Switch
L
V
M
Notes 2, 4
Note 7
Swap
PMA7000B J2 TOP CONNECTOR
Note 9
C
S
P
R
14
13
R
A
J
Notes 1, 10
18
________
PA Active
Note 11
Notes:
Alternate Music Interconnect
Note 8
13
R
14
16
15
T
Note 8