Unbal G.703 / Asi - Out (Ido), In (Ddi); Idi (Insert Data In), Ddo (Drop Data Out); Quad 10/100 Ethernet (Rj-45); Idr Data / Alarms / Audio (Hd-44F) - Comtech EF Data CDM-625A Installation And Operation Manual

CDM-625A Advanced Satellite Modem
Rear Panel Connectors and Pinouts
3.2.2.2.4 Unbal G.703 / ASI – Out (IDO), In (DDI)
3.2.2.2.5 G.703 IDI (Insert Data In), DDO (Drop Data Out)
3.2.2.3

Quad 10/100 Ethernet (RJ-45)

These are four standard RJ-45 female connectors, operating at 10/100 Mbps, half
and full duplex, auto-negotiating.
\
3.2.2.4

IDR Data / Alarms / Audio (HD-44F)

(R>L)
Bottom
Description
Row
Pin #
44
EIA-422 Rx ESC Data A Out
43
EIA-422 Rx Octet B Out
42 TBD EIA-422 A Out
41
Audio In 1 (+)
40
Audio Out 1 (–)
39 Audio Out 2 (+)
38 BWA2 In
37
36 EIA-422 Tx ESC Data B In
35 TBD EIA-422 A In
34
BWA1 Out Normally Open
33
BWA2 Out Normally Open
32 BWA3 Out Normally Open
31
BWA4 Out Normally Open
Connector Type
BNC
Connector Type
BNC
The IDR Data/Alarms/Audio interface is a 44-pin, high-density Type 'D'
female connector.
Table 3-8. IDR Data/Alarms/Audio Connector Pinouts
(R>L)
Center
Row
Pin #
30 EIA-422 Rx ESC Data B Out
29
EIA-422 Rx ESC Clock A Out
28 TBD EIA-422 B Out
27 EIA-422 Tx ESC Clock B Out
26
25
24
23
22 EIA-422 Tx Octet A Out
21
20 BWA1 Out Common
19
BWA2 Out Common
18
BWA3 Out Common
17 BWA4 Out Common
16
Description
G.703 Unbalanced Rx (IDO) / ASI
G.703 Unbalanced Tx (DDI) / ASI
Description
IDI (Insert Data Input)
DDO (Drop Data Output)
Description Top Row
Audio Out 1 (+)
Audio In 2 (–)
BWA1 In
BWA4 In
TBD EIA-422 B In
No Connect
3–13
MN-CDM625A
Revision 4
Direction
Out
In
Direction
In
Out
(R>L)
Description
Pin #
15 Ground
14
EIA-422 Rx ESC Clock B Out
13
EIA-422 Rx Octet A Out
12 EIA-422 Tx ESC Clock A Out
11
Audio In 1 (–)
10
Audio In 2 (+)
9 Audio Out 2 (–)
8 BWA3 In
7 EIA-422 Tx Octet B Out
6 EIA-422 Tx ESC Data A In
5 No Connect
4
BWA1 Out Normally Closed
3
BWA2 Out Normally Closed
2 BWA3 Out Normally Closed
1
BWA4 Out Normally Closed