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Specifications
18
Apollo SL40 Installation Manual
Table 2 Connector Pinout
Pin #
I/O
Connection
Function
1
I
Power +
main DC power input
2
I
Reserved
Do not connect
3
O
TxD
RS232 serial data output
4
I
TxKey
transmit enable key, pulled low to transmit
5
--
NC
Do not connect
6
O
Speaker
speaker terminal output
7
I
Mic ground
microphone input ground connection
8
I
Mic 1
microphone input #1
9
I
Power ground
main power ground input
10
I
RxD
RS232 serial data input
11
O
Serial ground
RS232 signal ground
12
I
Intercom select
intercom function select, pulled low to turn on the intercom
function
13
O
Audio ground
speaker and headphone ground connection
14
O
Headphone
headphone terminal output
15
I
Mic 2
microphone input #2
1
8
9
15
Viewed from rear of unit
Summary of Contents for Apollo SL40
Page 1: ...Apollo Model SL40 VHF COMM Transceiver Installation Manual September 1999 560 0956 02a ...
Page 4: ...NOTES ...
Page 16: ...Installation 10 Apollo SL40 Installation Manual Figure 5 SL40 Standalone Wiring Diagram ...
Page 17: ...Installation Apollo SL40 Installation Manual 11 Figure 6 SL40 Typical Audio Panel Connections ...
Page 26: ...Limitations 20 Apollo SL40 Installation Manual NOTES ...
Page 28: ...Troubleshooting 22 Apollo SL40 Installation Manual NOTES ...
Page 30: ...Periodic Maintenance 24 Apollo SL40 Installation Manual NOTES ...
Page 32: ...Environmental Qualifications 26 Apollo SL40 Installation Manual NOTES ...
Page 38: ......