X.21 Wan Cable - Avaya IP Office 3.0 Installation Manual

Small Office Install

X.21 WAN Cable

SAP Code:- 700213408
A. 37 Way D-Type Plug with UNC 4-40 locking screws.
B. 15 Way D-Type Plug with M3 locking screws.
C. Label
D. 6 twisted pair screened cable - each core is 7/0.203mm (24 AWG) tinned copper stranded wire,
nominal capacitance of 98pF/m, impedance of 77 at 1MHz, screened with aluminized tape and a
tinned copper wire drain.
E. 3 meters/9.84ft.
Pin Connections
End A Name
1 Receive (Rx-B)
20 Receive (Rx-A)
4 Transmit (Tx-
A)
23 Transmit (Tx-
B)
24 Control (Ctl-A)
5 Control (Ctl-B)
2 Indicate (Ind-A)
21 Indicate (Ind-B)
3 SE-Timing (S-
A)
22 SE-Timing (S-
B)
6 Ground
• Connect pin 7 to pin 6 at End A only.
•
Pin 19 at end A is connected to the Screened Cable Drain Wire.
• This cable is used to connect a WAN port to a Digital leased Line.
Small Office Edition Installation Manual
IP Office 3.0
Cable Notes End B
Twisted Pair 11
4
Twisted Pair 2
9
Twisted Pair 3
10
Twisted Pair 5
12
Twisted Pair 6
13
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40DHB0002UKED Issue 3 (4th February 2005)
Page 52