User's Manual

RRU3278
Installation Guide
3 Information About the Installation
Issue 05 (2017-03-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
9
Figure 3-4 Ports on the RRU panels
Table 3-1 describes ports and indicators on the RRU panels.
Table 3-1 Ports and indicators on the RRU panels
Item
Silkscreen
Description
1. Ports in the cabling
cavity
CPRI0/IR0
Optical/electrical port 0, connected to the
BBU or an upper-level RRU
CPRI1/IR1
Optical/electrical port 1, connected to a
lower-level RRU or the BBU
RTN(+)
Power supply socket, For details about RRU
power cable appearance and specifications,
see RRU Power Cable.
NEG(-)
2. Ports at the bottom
ANT1-ANT8
TX/RX port (N-type connector)
CAL
Calibration port, supporting OOK signal