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C. Connectors, Cables, and Pin Assignments
Data Port Connector
The following table provides the pin assignments for the 34-position
V.35 connector to the DTE.
Standard V.35 Straight-through Cable
A standard V.35 straight-through cable can be used to connect a DTE port to a
DTE, where a 34-pin plug-type connector is needed for the data port and a
34-position socket-type connector is needed for the DTE. No special-order cables
are required.
C-6
Signal
Shield
Signal Ground/Common
Request to Send (RTS)
Clear to Send (CTS)
Data Set Ready (DSR)
Receive Line Signal Detector
(RLSD or LSD)
Data Terminal Ready (DTR)
Local Loopback (LL)
Transmit Data (TXD)
Receive Data (RXD)
Transmit Signal Element Timing –
DTE Source (XTXC or TT)
Receive Signal Element Timing –
DCE Source (RXC)
Transmit Signal Element Timing –
DCE Source (TXC)
Test Mode Indicator (TM)
September 2001
ITU CT#
Direction
101
—
102
—
105
To DSU (In)
106
From DSU (Out)
107
From DSU (Out)
109
From DSU (Out)
108/1, /2
To DSU (In)
141
To DSU (In)
103
To DSU (In)
104
From DSU (Out)
113
To DSU (In)
115
From DSU (Out)
114
From DSU (Out)
142
From DSU (Out)
34-Pin
Socket
A
B
C
D
E
F
H
L
P (A)
S (B)
R (A)
T (B)
U (A)
W (B)
V (A)
X (B)
Y (A)
AA (B)
NN
7123-A2-GB20-00
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