Item
Label
Description
(2) Ports in the cabling
cavity
CPRI0/IR0
Optical port
CPRI1/IR1
RTN(+)
Power supply socket
NEG(-)
(3) Indicators
RUN
ALM
ACT
VSWR
CPRI0/IR0
CPRI1/IR1
NOTE
When only two RF ports on the RRU are required to transmit RF signals, ports ANT0 and ANT1 are used
by default.
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
describes RRU indicators.
Table 3-2
RRU indicators
Label
Color
Status
Description
RUN
Green
On
There is power supply, but the module
is faulty.
Off
There is no power supply, or the
module is faulty.
Blinking (on for 1s and off
for 1s)
The module is working properly.
Blinking (on for 0.125s and
off for 0.125s)
Software is being loaded to the
module, or the module is not started.
ALM
Red
On
Alarms are generated, and the module
must be replaced.
RRU3232
Installation Guide
3 Information About the Installation
Issue 05 (2011-10-20)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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