User`s guide

B-2 DL3100 User’s Guide—November 1998
B
50-Pin HSSI Data Port Connector Pin Assignments (DL1404)
The pin assignments for the 50-Pin HSSI Connector pin assignments are
listed below in Table B-2.
Table B-2 50-Pin HSSI Connector Pin Assignments
Pin No.
+ Side
Pin No.
- Side Pin Name Signal Name Signal
1 26 SC Signal Ground
2 27 RT Receive Timing To DTE
3 28 CA DCE Available To DTE
4 29 RD Receive Data To DTE
5 30 Reserved To DTE
6 31 ST Send Timing To DTE
7 32 SG Signal Ground
8 33 TA DTE Available From DTE
9 34 TT Terminal Timing From DTE
10 35 LA Loopback Circuit A From DTE
11 36 SD Send Data From DTE
12 37 LB Loopback Circuit B From DTE
13 38 SG Signal Ground
14-18 39-43 5 ancillary to DTE From DTE
19 44 Signal Ground
20-23 45-48 5 ancillary from DCE To DTE
24 49 TM Test Mode To DTE
25 50 SG Signal Ground