LED1
SW1 P2 P3
U40 U42
Jl 52 J3
161
JW6lJW7 Pl
P6
TB3
P13
P12
P9 Pll P8
PlO P7 P4
TB2
Figure 36
Audio Controller Board
Connectors. Connector Pins, and Connector Sockets
Pl = 8-pin connector. Connects via 733-578 harness to Master Microphone.
l
Pl-1 = Microphone, white wire.
l
PI-2 = Microphone, green wire.
l
Pl-3 = Microphone, SHIELD.
l
Pl-4 = Push-to-Talk, black wire.
l
Pl-5 = Push-to-Talk, red wire.
l
Pl-6 = Not used.
l
Pl-7 = Talk LED, +24V.
l
Pl-8 = Talk LED Control, OV.
60
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