TANDBERG 990 MXP, 880 MXP, 770 MXP user manual Cable Specification V.35 Cable

TANDBERG 770/880/990 MXP

Cable Specification V.35 Cable

TANDBERG MXP and Classic Endpoints that support External Network

•Connector on cable at Codec end:

oFemale 26 pin high-density DSUB with thumbscrews.

•Connectors on cable at V.35-adapter end:

oMale 34 pin Winchester (AMP part number 201357-1 or equivalent).

•Cable length:

oMaximum 20 meters (65 feet) for cables using DTR, RI, or RLSD.

oMaximum 50 meters (170 feet) for cables not using DTR, RI or RLSD (data-triggered applications).

•Cable type:

oShielded.

•Connector housing:

oMetal, with cable shield connected to metal housing at 26 pin connector end.

Signal Name	Female	Male 34pin	Comments
	26pin DSUB	Winchester
	Pin number	Pin number
Frame ground	1	A
Signal ground	19,23	B
TX(A), transmit data	11	P	Twisted pair
TX(B)	12	S
RX(A), receive data	13	R	Twisted pair
RX(B)	14	T
RCLK(A), rcv clock	15	V	Twisted pair
RCLK(B)	16	X
TCLK(A), xmt clock	17	Y	Twisted pair
TCLK(B)	18	AA
DTR	26	H, C
RI	24	L, J
RLSD	22	F

Note:

For “Data-Triggered” leased-line applications, signals DTR, RI and RLSD are not used.

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