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6-2
Status / Control,
J104
, 25-pin D-connector:
Pin Connection Comments
1 NC Do Not Connect
2 NC Do Not Connect
3 NC Do Not Connect
4 NC Do Not Connect
5 NC Do Not Connect
6 NC Do Not Connect
7 NC Do Not Connect
8 NC Do Not Connect
9 NC Do Not Connect
10
NC
Do Not Connect
11 NC Do Not Connect
12 NC Do Not Connect
13 VREF Logic Level Reference (+5V)
14 DGND Digital ground
15 DGND Digital ground
16 DGND Digital ground
17 DGND Digital ground
18 DGND Digital ground
19 TEST IN Input, Enable Test Tone
20 DOWNLOAD Input, Enable Software Download
21 FAULT Output, System Failure
22 TEST OUT Output, Test Mode
23 MUTE Output, Decoder Muted
24 NC Do Not Connect (start -)
25 DGND Digital ground
RS-232 Port,
J105
Pin Connection Comments
1 DCD direct connection to DTR, DSR, and CTS
2 RX asynchronous data out
3 TX asynchronous data in
4 DTR direct connection to DCD, DSR, and CTS
5 Ground
6 DSR direct connection to DCD, DTR, and CTS
7NC
8 CTS direct connection to DCD, DTR, and DSR
9NC
Analog Audio Input,
J106
&
J107
XLR-type connectors
Pin Connection
1 Analog signal ground
2 Analog Audio +
3 Analog Audio -
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