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TANDBERG 770/880/990 MXP
286
Cable Specification
V.35 Cable
TANDBERG MXP and Classic Endpoints that support External
Network
• Connector on cable at Codec end:
o Female 26 pin high-density DSUB with thumbscrews.
• Connectors on cable at V.35-adapter end:
o Male 34 pin Winchester (AMP part number 201357-1 or equivalent).
• Cable length:
o Maximum 20 meters (65 feet) for cables using DTR, RI, or RLSD.
o Maximum 50 meters (170 feet) for cables not using DTR, RI or RLSD (data-triggered
applications).
• Cable type:
o Shielded.
• Connector housing:
o Metal, with cable shield connected to metal housing at 26 pin connector end.
Signal Name Female
26pin DSUB
Pin number
Male 34pin
Winchester
Pin number
Comments
Frame ground 1 A
Signal ground 19,23 B
TX(A), transmit data
TX(B)
11
12
P
S
Twisted pair
RX(A), receive data
RX(B)
13
14
R
T
Twisted pair
RCLK(A), rcv clock
RCLK(B)
15
16
V
X
Twisted pair
TCLK(A), xmt clock
TCLK(B)
17
18
Y
AA
Twisted pair
DTR
RI
RLSD
26
24
22
H, C
L, J
F
Note:
For “Data-Triggered” leased-line applications, signals DTR, RI and RLSD are not used.