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Appendix
b
Preparing the Tool-less Female Connector
an example. Operations for other eRRU products are
Appearance of the tool-less female connector (pressfit type)
-48 V DC power cable
1. Open the cover plate for the cabling cavity, take out the tool-less
female connector (pressfit type), and determine the length of the
power cables for different operations based on the labels on the
cover plate for the cabling cavity.
2. Use the cable cutter or cable stripper to strip the cable sheath
off the power cable based on the determined length.
3. Strip the cable sheath off each core wire.
4. Add a tool-less female connector (pressfit type) to two core wires.
The length of sheath to be stripped must be
consistent with that of the notch in the tool-less
female connector (pressfit type), that is 8 mm.
RTN(+)
NEG(-)
Shield layer
13
13
（The eRRU3232 is taken as
similar.）
Tool-less female connector
(pressfit type)
5. Strip the sheath based on the determined length,
with the 18 mm shield layer exposed.
a. Use a flat-head screwdriver to push sliding blocks.
b. Connect the blue core wire labeled NEG(-) to the 2 or - port
and the black/brown core wire labeled RTN(+) to the 1 or +
port on the tool-less female connector (pressfit type)
securely, and then push back the sliding blocks.
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