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RRU3260
Installation Guide
Item
(3) Indicators
Table 3-2
Table 3-2 Usage of RF ports
Product Version
DBS3900 LTE
V100R003C00 and
later versions
Figure 3-5
V100R003C00 and later versions.
Issue 10 (2015-12-30)
Silkscreen
EXT_ALM
RET
RUN
ALM
ACT
VSWR
CPRI0
CPRI1
NOTE
The port for transmitting RET signals is determined by the software.
describes how to use RF ports.
TX/RX
Channe
l
1 x
2T4R
shows the recommended usage of the RF ports on an RRU used for DBS3900 LTE
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Remarks
Alarm monitoring port used for monitoring
one RS485 signal and two dry contact
signals
Communication port for the RET antenna,
supporting RET signal transmission
See
3.3 RRU
Number
Usage
of Used
RF Ports
4
ANT_TX/RXA, ANT_TX/
RXB, ANT_RXC, and
ANT_RXD are used
together for one sector, with
ANT_TX/RXA and
ANT_RXC combined and
ANT_TX/RXB and
ANT_RXD combined.
3 Information About the Installation
Indicators.
Remarks
A single
sector
13
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