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SLM-3650 Satellite Modem
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A.4.5.2
Pin Assignment
Refer to Table A-29 for 50-pin connector pin assignments.
Pin #
Signal Name
1, 2
GND
34
DDI-A
Channel #1
18
DDI-B
Channel #1
36
IDO-A
Channel #1
20
IDO-B
Channel #1
37
DDO-A
Channel #1
38
DDO-B
Channel #1
39
IDI-A
Channel #1
40
IDI-B
Channel #1
35
EXC_A
Channel #1
19
EXC_B
Channel #1
45
AII-A
Channel #2
29
AII-B
Channel #2
46
AIO-A
Channel #2
30
AIO-B
Channel #2
8
SD2-A
Channel #3
9
SD2-B
Channel #3
42
RD2-A
Channel #3
10
RD2-B
Channel #3
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Table A-29. 50-Pin Connector Pin Assignments
Description
Drop Data Input -
Main Channel G.703
Drop Data Input +
Main Channel G.703
Insert Data Output -
Main Channel G.703
Insert Data Output +
Main Channel G.703
Drop Data Output -
G.703 Main.
Drop Data Output +
G.703 Main.
Insert Data Input -
G.703 Main.
Insert Data Input +
G.703 Main.
External Clock Input -
Main Channel
External Clock Input +
Main Channel
Audio In -
Audio In +
Audio Out -
Audio Out +
Send Data - Auxiliary 2
Send Data + Auxiliary 2
Receive Data - Auxiliary 2
Receive Data + Auxiliary 2
A–93
Pin #
Signal Name
11
RT2-A
Receive Timing -
Channel #3
Auxiliary 2
44
RT2-B
Receive Timing +
Auxiliary 2
Channel #3
43
ST2-A
Send Timing -
Channel #3
Auxiliary 2
27
ST2-B
Send Timing +
Channel #3
Auxiliary 2
28
CTS2-A
Clear-To-Send -
Channel #3
Auxiliary 2
15
CTS2-B
Clear-To-Send +
Channel #3
Auxiliary 2
5
TXD-A
ESC Send Data -
Channel #4
4
TXD-B
ESC Send Data +
Channel #4
7
RXD-A
ESC Receive Data -
Channel #4
6
RXD-B
ESC Receive Data +
Channel #4
26
RXCLK
ESC Receive Clock
Channel #4
25
TXCLK
ESC Send Clock
Channel #4
41
ESCDSR
ESC Data Set Ready
Channel #4
17
DMA
50
DF-NO
16
DF-COM
49
MOD-FLT
Modulator Fault
33
DMD-FLT
Demodulator Fault
3
AGC_OUT
Analog Voltage
Revision 3
MN/SLM3650.IOM
Description
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