Huawei BBU3900 Installation Manual page 14

Installing the BBU in the APM30H
a
BBU Cable Connections
The procedure for installing the BBU case in the APM30H is the same as that in the APM30.
For details, see pages 7–12. The following figure shows the cable connections of the BBU.
Page 14 shows how to install the monitoring signal cable between the HEUA and the BBU
in the APM30H.
No. Cable
1 BBU power cable
E1 transfer cable
2
3 E1 cable
4 Monitoring signal
cable
5 CPRI optical cable
One end is connected to...
LOAD3 terminal of the PDU
E1/T1 port on the GTMU
OUTSIDE port on the UELP
COM IN port on the HEUA
CPRI port on the BBU
13
Installation Position
The other end is connected to...
PWR port on the BBU
INSIDE port on the UELP
GEHUB or HUBBTS
MON1 port on the BBU
CPRI port on the RRU