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Installing the BBU in the APM30H(Ver.B)
Installing the BBU Cables
c
2. Install the CPRI optical cable.
The connectors labeled 2A and 2B are connected to the optical module on the port labeled
CPRI0 to CPRI5 on the GTMU of the BBU, the connectors labeled 1A and 1B are
connected to the optical module on the port labeled CPRI_W on the RRU.
Optical module
Puller
Winding pipe
Link the easy power receptacle (pressfit type) connector at one end to the LOAD1 terminal of
the EPS01, and then link the 3V3 connector at the other end to the -48V port on the BBU.
1. Install power cable.
2.1. Turn the puller on the optical module outwards,
and then insert the optical module to the port CPRI
0 to CPRI5.
2.2. Remove the dustproof caps from the optical
connectors.
Insert the optical connector at one end of the CPRI
optical cable into the optical module. Lead the CPRI
optical cable out of the cabinet along the left side of
the cabinet.
2.3. Wrap the winding pipe at the fiber tails.
z Connect the fiber tails labeled 1A and 1B to the
CPRI_W port on the RRU.
z Connect the fiber tails labeled 2A and 2B to one
of the CPRI0 to CPRI5 ports on the GTMU.
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