User Manual

PS Engineering
PMA7000H Series Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-780-0429 Page 2-9 Rev. 4, Dec 2012
Pin
Function
Pin
Function
1
Audio GND
A
MKR Ant lo
2
MM Sense
B
MKR Ant hi
3
Pilot Phones (Rt)
C
White Lamp out
4
Amber Lamp Out
D
Lighting + 14V
5
Blue Lamp Out
E
Lighting lo
6
DME Audio
F
Lighting + 28V
7
No Connect
H
Com 2 Mic Audio
8
Pilot Mic Audio Hi
J
Com 3 Audio Hi
9
Com 1 Audio Hi
K
Com 3 Mic Audio
10
Com 2 Audio Hi
L
Com 1 load
11
AUX Audio In
M
Com 2 load
12
Nav 1 Audio Hi
N
No Connect
13
Nav 2 Audio Hi
P
Com 1 Mic Audio
14
Alternate Intercom Mode
R
Com 1 Mic Key
15
Com 3 Mic Key
S
ADF1 Audio Hi
16
Com 2 load
T
Unswitched audio in #1
17
Unswitched audio in #2
U
Unswitched #3
18
PA Mute
V
Com 2 Mic key
19
Com 1 load
W
Cockpit Speaker
20
Aircraft Power
X
Unswitched #4
21
Marker Audio Hi
Y
Pilot Mic Key
22
Speaker/Headphone lo
Z
A/C Ground
Table 2-1 PMA7000H J1 Bottom Connector Pin Assignments
Pin
Function
Pin
Function
1
Pilot Phones Left
A
AUX Control
2
Copilot Phones (L)
B
Copilot Phones Lo
3
Copilot Phones (Rt)
C
Pass 5 Mic Hi
4
PASS 1 Mic Hi
D
PASS 1 Mic Lo
5
PASS 2 Mic Hi
E
PASS 2 Mic Lo
6
PASS 3 Mic Hi
F
PASS 3 Mic Lo
7
PASS 4 Mic Hi
H
PASS 4 Mic Lo
8
Copilot Mic Audio Hi
J
Duplex Enable
9
Copilot Mic PTT
K
Copilot Mic Audio Lo
10
Swap
L
Copilot off hook
11
Pass Headphone (R)
M
PASS off hook
12
Pass Headphone (L)
N
Pass Headphone Audio Lo