illustrates the monitoring principles of the DBS3900 in the indoor solution of BBU
+RRU+ICR and also in the 110 V AC/220 V AC power supply scenario. In this solution, the
BBU is installed in the IMB03, and the RRU is installed on the IFS06.
l
For details about the functions of monitoring ports on the PMU, see PMU. The PMU is
configured only in the lower IMB03.
Figure 2-11
Monitoring principles of the DBS3900 in the BBU+RRU+ICR (110V/220V)
scenario
COM_IN / COM1
IMB03
IMB03
MON0 / MON1
BBU
PMU
Cable to be
connected on site
Cable connected
before delivery
Monitoring from
source to destination
illustrates the monitoring principles of the DBS3900 in the indoor solution of BBU
+RRU+ICR and also in the 110 V AC/220 V AC power supply scenario. In this solution, the
BBU is installed in the IMB03, and the RRUs are installed remotely.
Figure 2-12
Monitoring principles of the DBS3900 in the BBU+RRU+IMB03 (110V/220V)
scenario
RS232/RS485
IMB03
MON0 / MON1
BBU
PMU
Cable to be
connected on site
Cable connected
before delivery
Monitoring from
source to destination
Monitoring Principles of the DBS3900 in the -48 V DC Power Supply Scenario
illustrates the monitoring principles of the DBS3900 configured with two TMCs
or TMC11Hs when the BBU is installed in the TMC or TMC11H.
l
For details about the functions of monitoring ports on the APMI, see APMI.
l
For details about the functions of monitoring ports on the HEUA, see HEUA.
l
For details about the functions of monitoring ports on the CMUA, see CMUA.
Figure 2-13
Monitoring principles of the DBS3900 when the BBU is installed in the TMC or
TMC11H
APMI/HEUA/CMUA
TMC/TMC11H
TMC/TMC11H
COM_IN / COM1
MON0 / MON1
BBU
APMI/HEUA/CMUA
Cable to be
connected on site
Cable connected
before delivery
Monitoring from
source to destination
illustrates the monitoring principles of the DBS3900 when the BBU is installed in
the OMB. The devices monitored by the HEUA is not shown in the figures. For details, see the
description about the boards.
l
For details about the functions of monitoring ports on the HEUA, see HEUA.
BBU3900
Hardware Description
2 DBS3900 Monitoring System
Issue 11 (2010-11-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
2-9
Содержание BBU3900
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