C.2.1 'Hssi | J1' (Eia-613) Interface Connector Pinout - Comtech EF Data CDM-710 Installation And Operation Manual

CDM-710/L Broadcast Satellite Modem
Appendix C
C.2.1 'HSSI | J1' (EIA-613) Interface Connector Pinout
Signal Function HSSI Signal
Signal Ground SG
Receive Timing RT
DCE Available CA
Receive Data RD
Loopback Circuit C LC
Send Timing ST
Signal Ground SG
DTE Available TA
Terminal Timing TT
Loopback Circuit A LA
Send Data SD
Loopback Circuit B LB
Signal Ground SG
Not used
TX DVALID
Reserved (to DCE)
Reserved (to DCE)
Reserved (to DCE)
Signal Ground SG
Reserved (to DTE)
Test Mode TM
Signal Ground SG
EIA-613 Circuit Pin # (+,-)
102 1, 26
115 2, 27
107 3, 28
104 4, 29
undefined 5, 30
114 6, 31
102 7, 32
108/2 8, 33
113 9, 34
143 10, 35
103 11, 36
144 12, 37
102 13, 38
undefined 14, 39
undefined 15, 40
16, 41
17, 42
18, 43
102 19, 44
undefined 20
undefined 45
undefined 21
46
undefined 22, 47
undefined 23, 48
142 24, 49
102 25, 50
C–4
MN/CDM710.IOM
Revision 12
Circuit Direction Comment
Ground
From DCE
From DCE
From DCE
From DCE Not used
From DCE
Ground
to DCE
to DCE
to DCE Not used
to DCE
to DCE Not used
Ground
Not used
Not used
Not used
Not used
Not used
Ground
Not used
Not used
Not used
Not used
from DCE Not used
from DCE Not used
from DCE Not used
Ground