Comtech EF Data CRS-150, Installation And Operation Manual

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CRS-150 1:1 Redundancy Switch Revision 2
Connector Pinouts MN/CRS150.IOM
3–2
Table 3-1. CRS-150 External Connectors (Front and Rear Panel)
Connector Group
(Chapter 3 Sect. Ref.)
Name Connector Type Function
Front Panel
(Sect. 3.2) IF
(Sect. 3.2.1) Receive IF BNC 50 Ω female RF Input
Transmit IF BNC 50 Ω female RF Output
Terrestrial Data
(Sect. 3.2.2)
Overhead 25-pin Type ‘D’ male
Intelsat Overhead – 64kbps EIA-422, 1/16 IBS
Overhead ESC @EIA-232; IDR Backward Alarm
Data Interface 25-pin Type ‘D’ female Serial Synchronous Data Input/Output
Audio 9-pin Type ‘D’ female ADPCM Audio Input/Output
G.703
Data
Balanced G.703 15-pin Type ‘D’ female G.703 Balanced T1 (1.544 Mps) / E1 (2.048 Mbps) /
T2 (6.312 Mbps)
Rx G.703 BNC 75 Ω female G.703 Unbalanced E1 (2.048 Mbps) Receive
Tx G.703 BNC 75 Ω female G.703 Unbalanced E1 (2.048 Mbps) Transmit
IDI BNC 75 Ω female Insert Data In – G.703 Unbalanced E1 (2.048 Mbps)
DDO BNC 75 Ω female Drop Data Out – G.703 Unbalanced E1 (2.048 Mbps)
Utility
(Sect. 3.2.3) Ext Ref BNC 50 Ω female External Baseband Input
IDR Alarms 15-pin Type ‘D’ female Form C Alarms (backward alarm outputs)
Power
(Sect 3.2.4)
Aux DC Input
2.1mm socket
(11-15 VDC)
Power for External Devices
Rear Panel
(Sect. 3.3) IF
(Sect. 3.3.1) Tx IF A
BNC female RF Input
Tx IF B
Rx IF A
BNC female RF Output
Rx IF B
Terrestrial Data
(Sect. 3.3.2)
G.703
Data
Balanced G.703 A
15-pin Type ‘D’ male
G.703 Balanced T1 (1.544 Mps) / E1 (2.048 Mbps) /
T2 (6.312 Mbps)
Balanced G.703 B
Audio A
9-pin Type ‘D’ female ADPCM Audio Input/Output
Audio B
Overhead A
25-pin Type ‘D’ male
Intelsat overhead – 64kbps EIA-422, 1/16 IBS
overhead ESC @EIA-232; IDR backward alarm
Overhead B
Data Interface A
25-pin Type ‘D’ female Serial synchronous data Input/Output
Data Interface B
Utility
(Sect. 3.3.3) IDR Alarms A
15-pin Type ‘D’ female Form C Alarms (backward alarm outputs)
IDR Alarms B
Aux Serial A
USB Type ‘A’ female Serial RS232 Input/Output
Aux Serial B
Ext Ref A
BNC 50 Ω female External Baseband Output
Ext Ref B
Ground
(Sect. 3.3.4)
Ground #10-32 stud Common Chassis Ground
Interface
Converters
(Sect 3.4)
CIC-20
(Sect. 3.4.1) L VDS Æ HSSI Interface
Converter Module
50-pin Type ‘HD’ female HSSI data Input/Output
CIC-35
(Sect. 3.4.2) LVDS Æ ASI Interface
Converter Module
BNC 75 Ω female
ASI Input
ASI Output
CA-0000268
(Sect. 3.4.3)
Adapter DB-15F Æ RJ-48F G.703 Balanced E1/T1