100-Pin Plug-To-Four Db15 Receptacle X.21 Cable - Paradyne Hotwire 8775 User Manual

C. Cables and Pin Assignments

100-Pin Plug-to-Four DB15 Receptacle X.21 Cable

Each row of the following table represents pins that are connected to each other.
Table C-10. X.21 Cable Pinouts (1 of 3)
C-20
100-Pin Plug Net Name
8 PORT1_TD_H
57 PORT1_TD_L
12 PORT1_RD_H
61 PORT1_RD_L
11 PORT1_RXC_H
60 PORT1_RXC_L
9 PORT1_TT_H
58 PORT1_TT_L
52 PORT1_RTS_H
2 PORT1_RTS_L
4 PORT1_LSD_H
53 PORT1_LSD_L
56 GND
N/C —
20 PORT2_TD_H
69 PORT2_TD_L
24 PORT2_RD_H
73 PORT2_RD_L
23 PORT2_RXC_H
72 PORT2_RXC_L
21 PORT2_TT_H
70 PORT2_TT_L
64 PORT2_RTS_H
14 PORT2_RTS_L
16 PORT2_LSD_H
65 PORT2_LSD_L
68 GND
N/C
32 PORT3_TD_H
February 2001
DB15 Socket Pin Number
Port 1 2
Port 1 9
Port 1 4
Port 1 11
Port 1 6
Port 1 13
Port 1 7
Port 1 14
Port 1 3
Port 1 10
Port 1 5
Port 1 12
Port 1 8
— —
Port 2 2
Port 2 9
Port 2 4
Port 2 11
Port 2 6
Port 2 13
Port 2 7
Port 2 14
Port 2 3
Port 2 10
Port 2 5
Port 2 12
Port 2 8
Port 3 2
Net Name
TD(A)
TD(B)
RD(A)
RD(B)
RXC(A)
RXC(B)
TT(A)
TT(B)
RTS(A)
RTS(B)
RLSD(A)
RLSD(B)
GND
N/C
TD(A)
TD(B)
RD(A)
RD(B)
RXC(A)
RXC(B)
TT(A)
TT(B)
RTS(A)
RTS(B)
RLSD(A)
RLSD(B)
GND
N/C
TD(A)
8700-A2-GB25-10