3Com NETBuilder SI Network Router User Manual


 
Serial Connectors and Flex-WAN Cables 179
V.35 DTE Cable
Pinouts
This cable connects the bridge/router to a V.35 DCE.
Figure 33 Flex-WAN and V.35 DTE Connectors
Table 27 V.35 DTE Cable Pinouts
Flex-WAN Connector V.35 DTE Connector
Signal Pin Direction Pin Signal Twisted Pair
*
* Unused twisted wires of a twisted pair should be connected to Shield Ground. In this cable this
is one wire of each of the twisted pairs 6 to 12.
SD/RD- 17 S SD- 1
SD/RD+ 18 P SD+
SCTE/SCT- 19 W SCTE- 2
SCTE/SCT+ 20 U SCTE+
TxC/RxC- 23 AA SCT- 3
TxC/RxC+ 24 Y SCT+
RxC/TxCE- 25 X SCR- 4
RxC/TxCE+ 26 V SCR+
RxD/TxD- 27 T RD- 5
RxD/TxD+ 28 R RD+
DCD/LL 33 F RLSD 6
DSR/DTR 34 E DSR 7
CTS/RTS 35 D CTS 8
RTS/CTS 42 C RTS 9
DTR/DSR 43 H DTR 10
LL/DCD 44 K LT 11
Circuit Ground 45 - B Ground 12
Shield Ground 46 Cable Shield A Shield Ground -
Shorting Group 1 48
49
- - - -
Shorting Group 2 50
51
52
- - - -
Shorting Group 3 53
54
55
56
- - - -
60-pin Flex-WAN connector
V.35 male connector
To SuperStack II NETBuilder
To DCE
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46
B
F
L
R
V
Z
DD
JJ
NN
D
J
N
T
X
BB
FF
LL
C
H
M
S
W
A
EE
KK
A
E
K
P
U
Y
CC
HH
MM