Installing and wiring telephones and trunks
92 Installing and Connecting the MDF and Telephones
Figure notes:
1. Locally Engineered Cables and
Equipment
2. Out-of-Building Wiring
3. 25-Pair Connector
4. Multi-Pair Protector Units (Primary
Protectors with Heat Coils or Equivalent
with Sneak Current Protection)
5. 356A Adapter
6. B25A Cable (Male to Female)
7. Out-Of-Building Analog Telephones
8. Part of Main Distribution
Frame (MDF)
9. Station Side
10. Media Gateway Side
11. White Field
12. Purple Field
13. Cross-Connect Jumpers
14. Tip and Ring Wires
15. To Analog Line Circuit Pack
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7
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910
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13 14
12
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6
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