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Contents - Page 53
Cables
This section provides information about the cables that are used with IP Office.
Refer to page 49 for port pin out details.
All of the following cables are for internal use only.
All structured cabling/site wiring
must
conform to all local regulations.
Cautions:
1. All ISDN and WAN cables should not be longer than 5 meters in
length.
2. For Analogue Trunk cables, to reduce the risk of fire, use only No.
26 AWG or larger telecommunications line cord.
DTE Cable
SAP Code.:- 700213432 (25 Way)
A
B
C
D
A 25 Way (or 9 Way on IP412) D-Type Plug with UNC 4-40 locking screws.
B 9 Way D-Type Socket with UNC 4-40 locking screws.
C 12 core screened cable - each core is 7/0.203mm (24 AWG) tinned copper
stranded wire, nominal capacitance of 95pF/m, resistance of 92
Ω
/km,
screened with tinned copper braid, maximum working voltage of 440V rms and
a Maximum current per core of 1A rms
D 2
meters/6.57ft.
Pin Connections
End A (25
Way)
End A (9
Way)
Name End
B
2 3
Receive
data
3
3 2
Transmit
Data
2
4
7
RTS (Request To Send)
7
5
8
CTS (Clear To Send)
8
6
6
DSR (Data Set Ready)
6
7 5
Ground
5
8
1
DCD (Data Carrier Detect)
1
20
4
DTR (Data Terminal Ready)
4
22
9
RI (Ring Indicator)
9
Installation Manual INDeX Media Gateway
Contents - Page 53
38DHB0002UKGA Issue 1 (12/05/2004)