Number
of the
CPRI
Port on
the
GTMU
CPRI0
CPRI1
CPRI2
CPRI3
CPRI4
CPRI5
Number
of the
CPRI
Port on
the LBBP
in Slot 3
CPRI0
CPRI1
CPRI2
CPRI3
CPRI4
CPRI5
3.5.7 Configuration Principles for the CPRI Ports on the RFU in the
UMTS+LTE Base Station
When a base station works in UMTS+LTE mode, the RFUs in the cabinet are the WRFUs and
LRFUs, and the boards configured in the BBU are the WMPT, WBBP, LMPT, and LBBP.
CPRI Port Configuration Principles
The UMTS+LTE base station works in co-cabinet mode.
l
The WRFUs use the configuration principles for the CPRI ports on RFUs in UMTS mode.
l
The LRFUs use the configuration principles for the CPRI ports on RFUs in LTE mode.
The CPRI port connection principles in UMTS+LTE mode are shown in
and listed
in
.
Figure 3-32
CPRI port configuration principles
BTS3900
Hardware Description
3 BTS3900 Hardware Configuration
Issue 04 (2011-02-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
3-35