Installation Manual
Quidway R2600/3600 Series Modular Routers
Chapter 8
Function Modules
8-19
Enlarged A side
V.35 Male
A
Label
D B50 Male
B
Enlarged B side
Pos.50
Pos.1
Figure 8-23
V.35 DTE cable
Table 8-14
V.35 DTE cable pinouts (DB-50
↔
34PIN)
DB-50
Signal
Description
Direction
34 PIN
Signal
2
RTS/CTS
Twisted pair no. 9
→
C
RTS
31
CTS/RTS
Twisted pair no. 8
←
D
CTS
6
DSR/DTR
Twisted pair no. 7
←
E
DSR
30
DCD/LL
Twisted pair no. 6
←
F
RLSD
26
DTR/DSR
Twisted pair no. 10
→
H
DTR
1
LL/DCD
Twisted pair no. 11
→
K
LT
15
TxD/RxD+
→
P
SD+
39
TxD/RxD-
Twisted pair no. 1
→
S
SD-
20
RxD/TxD+
←
R
RD+
44
RxD/TxD-
Twisted pair no. 5
←
T
RD-
16
TxCE/TxC+
→
U
SCTE+
40
TxCE/TxC-
Twisted pair no. 2
→
W
SCTE-
19
RxC/TxCE+
←
V
SCR+
43
RxC/TxCE-
Twisted pair no. 4
←
X
SCR-
18
TxC/RxC+
←
Y
SCT+
42
TxC/RxC-
Twisted pair no. 3
←
AA
SCT-
50
GND
Single
-
A
Shield_GND
7
GND
Twisted pair no. 12
-
B
Circuit_GND
23
MODE-DCE
Shorting group
GND
-
-
21
MODE-0
Shorting group
GND
-
-
46
MODE-1
Shorting group
GND
-
-
24
RxD-REST
Shorting group
GND
-
-
49
RxC-REST
Shorting group
GND
-
-
25
TxC-REST
Shorting group
GND
-
-