144
Installing and Wiring Telephones
October 2002
DS1 Cables
Connector Cable Description and Usage
C6C connector cable 50-ft (15 m) shielded cable equipped with a 50-pin male
connector on one end and a 15-pin male connector on the other
end.
Use this cable to connect a DS1 tie trunk circuit pack to a
Channel Service Unit (CSU).
C6D connector cable 50-ft (15 m) shielded cable equipped with a 50-pin male
connector on each end.
Use this cable to connect a DS1 tie trunks in collocated
cabinets.
C6E connector cable 100-ft (31 m) shielded cable equipped with a 50-pin male
connector on one end and a 50-pin female connector on the
other end.
Use this cable as an “extension” cable between the DS1 tie
trunk circuit pack and other connector cables.
C6F connector cable 50-ft (15 m) shielded cable equipped with a 50-pin male
connector on one end and a 3 in. (8 cm) stub on the other end.
Use this cable to connect the DS1 tie trunk circuit pack to
channel multiplexers requiring hardwired connections.
Pinout of C6F Cable
Wire Color Lead Designation
Pin
Number
White/Green LI* (High Side) 47
Green LI 22
White/Brown LO 48
Brown LO* (High Side) 23
White/Slate LBACK2 49
Slate LBACK1 24
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