Table 3-1 RRU ports and indicators on the panels
Item Label Description
(1) Ports at the bottom ANT-TX/RXA TX/RX port A, supporting RET signal
transmission
ANT-TX/RXB TX/RX port B
RET/MON Communication port for the RET antenna,
supporting RET signal transmission
(2) Ports in the cabling
cavity
CPRI_E Eastbound optical port
CPRI_W Westbound optical port
RTN(+)0 Main power supply socket
NEG(-)0
RTN(+)1 Power supply socket for cascaded RRUs
NEG(-)1
(3) Indicators RUN For details, see 3.3 RRU Indicators.
ALM
TX_ACT
VSWR
CPRI_W
CPRI_E
NOTE
The port for transmitting RET signals is determined by the software.
3.3 RRU Indicators
This section describes six indicators on an RRU. They indicate the running status.
For detailed positions of RRU indicators, see 3.2 RRU Ports.
Table 3-2 describes RRU indicators.
Table 3-2 RRU indicators
Label
Color Status Description
RUN Green Steady on There is power supply, but the module is
faulty.
RRU3201
Installation Guide 3 Information About the Installation
Issue 06 (2012-04-16) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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