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X.21 WAN Cable

This cable is used for connection from an IP Office 37-way D-type WAN port to the X.21 service providers equipment.

x21_cable

IP Office WAN Port

Signal

Wires

X.21 WAN Service

1

rxRx-B: Receive B.

Twisted Pair

11

20

rxRx-A: Receive A.

4

4

txTx-A: Transmit A.

Twisted Pair

2

23

txTx-B: transmit B.

9

24

txCtl-A: Control A.

Twisted Pair

3

5

txCtl-B: Control B.

10

2

rxInd-A: Indicate A.

Twisted Pair

5

21

rxInd-B: Indicate B.

12

3

rxClk-A: Clock A.

Twisted Pair

6

22

rxClk-B: Clock B.

13

6

grndGround

------

8
•At the IP Office end pin 7 is connected to pin 6.
•At the IP Office end pin 19 is connected to the Screened Cable Drain Wire.
•Supply: This cable is not supplied with the control unit or WAN3 module. It must be ordered separately.
•SAP Code: 700213408.
•Cable: 6 twisted pair screened cable - each core is 7/0.203mm (24 AWG) tinned copper stranded wire, nominal capacitance of 98pF/m, impedance of 77ohms at 1MHz, screened with aluminized tape and a tinned copper wire drain.
•Maximum Length: 5m/16'5''. This is the maximum length that should be used if the above cable is replaced with an alternate cable.

 

 

© 2009 AVAYA
15-601042 Issue 20.i.-
10:13, 18 November 2009
(x21wancable.htm)

Performance figures, data and operation quoted in this document are typical and must be specifically confirmed in writing by Avaya before they become applicable to any particular order or contract. The company reserves the right to make alterations or amendments at its own discretion. The publication of information in this document does not imply freedom from patent or any other protective rights of Avaya or others. All trademarks identified by (R) or TM are registered trademarks or trademarks respectively of Avaya Inc. All other trademarks are the property of their respective owners.

Last Modified: 19/05/2008