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System cabling
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ote: The routing of the E1 cables should be in accordance with the recommended
practices of the cables selected. The cables should be strain relieved to prevent any
force from being exerted on the connectors.
Orderable cables
The following cables can be ordered:
• 75 Ω, 10 m [32.808 ft] E1 cable — CC848771721
• 75 Ω, 50 m [164.042 ft] E1 cable — CC848771739
• 75 Ω, 100 m [328.084 ft] E1 cable — CC848771747.
DS1 interfaces (Main board/X16DS1 card)
Purpose
1544 kbit/s DS1 inputs and outputs can be connected to these interfaces.
Connector data
The DS1 connectors which are located on the main board and/or on the X16DS1 option
card are RJ45 connectors with metal shell for grounding. It must be ensured that the
connector metal shell has good contact with the cable shield.
Figure 4-24 DS1 connector
1
Table 4-12
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4-24
8
Pin assignment (DS1 cables)
Point on connector
1
2
3
4
5
6
7
8
Alcatel-Lucent – Internal
Proprietary – Use pursuant to Company instruction
Option card cable installation
E1 interfaces (Main board/X16E1-V3 card)
Signal name
TX positive (a-wire)
TX negative (b-wire)
nc
RX positive (a-wire)
RX negative (b-wire)
nc
nc
nc
365-313-103R8.0
Issue 2 July 2009
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