Honeywell KMA28 - Manual (Page 33)

Bendix/King
KMA28
Audio Amplifier/Intercom/Marker Beacon Receiver
006-10565-0000 Appendix C Rev. 0, Sept. 2000
Appendix C Top Connector Interconnect
U
19
10
W
20
X
21
Y
22
Z
1
4
D
16
15
T
Notes:
2
3
B Copilot Phones (L)
Copilot Phones (R)
Copilot Phones Lo
Pilot Phones (L) -see bottom connector.
12
11
N Pass. Phones (L)
Pass Phones (R)
Pass. Phones Lo
Pass. 1 Mic Jack
Pass. Mic Lo
Pass. Mic Hi
Pass. 1 PhonesJack
5
E
Pass. 2 Mic Jack
Pass. Mic Lo
Pass. Mic Hi Pass. 2 Phones Jack
6
F
Pass. 3 Mic Jack
Pass. Mic Lo
Pass. Mic Hi Pass. 3 Phones Jack
7
H
Pass. 4 Mic Jack
Pass. Mic Lo
Pass. Mic Hi Pass. 4 Phones Jack
8
9
K Copilot Mic Audio
Copilot Mic PTT
Copilot Mic Lo
Copilot Mic Jack
Ent. #1 Audio (L)
Ent. #1 Audio (R)
Ent. #1 Audio Lo
Ent. #1 Input
Ent. #2 Input
14
13
R
L
Copilot hook switch
V
VOX Override
Ent. #2 Mute
M
Passenger Hook Switches
Reserved
Note 3
Notes 2, 4
Note 7
Ent. #2 Audio (L)
Ent. #2 Audio (R)
Ent. #2 Audio Lo
Swap
J2 TOP CONNECTOR
1. Pin C is reserved
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. Keying between pin 4 & 5.
6. All should be MIL 22750 or 27500.
Minimum #24 AWG conductors
7. Passenger hook switches to be located at positions
where phone access is desired.
Grounding of any switch causes all passengers to be
heard on the cellphone.
8. Music 1 is heard in pilot and copilot positions only.
Music 2 is heard in passenger positions only.
9. Grounding pin U defeats IntelliVox and opens all microphones.
Usually not connected
10. Grounding pin 18 places units into PA mode.
11. Pin A is pulled low when AUX button pushed.
Note 9
18
PA Mode
Note 10
A Note 11
Control Output
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved