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
3–16
3.4.1 CIC-20 HSSI Connector, HD-50F
The 50-pin type Mini-D/SCSI2 female HSSI connector on the optional
CIC-20 LVDS to HSSI Interface Module provides HSSI data transmission
as converted for use from the User Data (LVDS) interface.
Note:
For the CIC-20’s Overhead user-side connector pinout table, see
Sect. 3.2.2.1
in this chapter. For further details about the CIC-20, refer to
that product’s user manual.
Observe the following:
Signal Function HSSI Signal EIA-613 Circuit Pin # (+, -) Circuit Direction
Signal Ground SG 102 1, 26
Receive Timing RT 115 2, 27 From DCE
DCE Available CA 107 3, 28 From DCE
Receive Data RD 104 4, 29 From DCE
Loopback Circuit C LC undefined 5, 30 Not used
Send Timing ST 114 6, 31 From DCE
Signal Ground SG 102 7, 32
DTE Available TA 108/2 8, 33 To DCE
Terminal Timing TT 113 9, 34 To DCE
Loopback Circuit A LA 143 10, 35 Not used
Send Data SD 103 11, 36 To DCE
Loopback Circuit B LB 144 12, 37 Not used
Signal Ground SG 102 13, 38
Reserved (to DCE)
14,15,17, 18, 39
- 43
Not used
Reserved (to DTE)
16, 20-23, 45-
48
Not used
Test Mode TM 142 24, 49 Not used
Signal Ground SG 102 25, 50
3.4.2 CIC-35 ASI Connectors, 75 Ω BNC
The ASI In and Out connectors on the optional CIC-35 LVDS to ASI
Interface Module are 75 Ω BNC female connectors for user receive and
transmit of ASI data as converted for use from the User Data (LVDS)
interface.
Note:
For the CIC-35’s Overhead user-side connector pinout table, see
Sect. 3.2.2.1
in this chapter. For further details about the CIC-35, refer to
that product’s user manual.