C-10
Telebit Cables
90453-02 Rev A0
NS1 Single-Port Synchronous Board Cable
The NS1 synchronous board is shipped from the factory configured for a
DSU/CSU with a V.35 interface. Telebit provides the cable used to connect
the NetBlazer to a DSU/CSU using a V.35 interface. The wiring diagram for
the V.35 cable, p/n 12079-01, is shown in Figure C-10.
Figure C-10. NS1 Sync Board V.35 Cable Configuration, p/n 12079-01
For an RS-232 or RS-422/RS-449 interface, see the diagrams for NS1 board
cables in Appendix B, Cable Applications.
DB-25
4
5
6
7
8
10
11
12
13
V.35
C
D
E
B
F
T
R
S
P
RTS
CTS
DSR
GND
DCD
RDB/RX+
RDA/RX-
TDB/TX+
TDA/TX-
20
21
22
23
24
25
H
AA
J
Y
X
V
DTR
TXCB/TXC+
R1
TXCA/TXC-
RXCB/RXC+
RXCA/RXC-
Book Page 10 Thursday, March 27, 1997 10:55 AM