X.21 Wan Cable - Avaya IP OFFICE 40DHB0002USCL Installation Manual

Technical Data

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 Ω at 1MHz, screened with aluminized tape and
a tinned copper wire drain.
E 3 meters.
Pin Connections
End A
1
20
4
23
24
5
2
21
3
22
6
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.
Installation Manual
IP Office
A
C
Name
Receive (Rx-B)
Receive (Rx-A)
Transmit (Tx-A)
Transmit (Tx-B)
Control (Ctl-A)
Control (Ctl-B)
Indicate (Ind-A)
Indicate (Ind-B)
SE-Timing (S-A)
SE-Timing (S-B)
Ground
D
E
Cable Notes
Twisted Pair
Twisted Pair
Twisted Pair
Twisted Pair
Twisted Pair
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40DHB0002USCL – Issue 7 (09/25/2002)
Cables - Page 63
B
End B
11
4
2
9
3
10
5
12
6
13
8
Technical Data - Page 63