Huawei DBS3900 - Page 137

in the TMC11H must be installed. If one more APM30H and two more IBBS200Ds or
IBBS200Ts are configured, four more monitoring signal cables are required.
Prerequisite
l The tools, such as a Phillips screwdriver, cable cutter, and multi-purpose crimping tool, are
ready.
l The PGND cable is installed.
Context
Based on the power supply requirements of customers and RRUs, the configuration can be
expanded from one APM30H+two IBBS200Ds/IBBS200Ts+one TMC to two APM30Hs+four
IBBS200Ds/IBBS200Ts+one TMC, as shown in Figure 6-121.
Figure 6-121 Expanding the configuration from one APM30H+two IBBS200Ds/IBBS200Ts
+one TMC to two APM30Hs+four IBBS200Ds/IBBS200Ts+one TMC
In the triple mode scenario, the configuration is expanded from one APM30H to two AMP30Hs
based on the power supply requirements of the BBUs and RRUs. The BBU1 is installed in the
APM30H, and the BBU2 is installed in the extended APM30H, and all the monitoring devices
are connected to the BBU1, not BBU2, Figure 6-122 shows the configuration expansion from
one APM30H+two IBBS200Ds/IBBS200Ts+one TMC to two APM30Hs+four IBBS200Ds/
IBBS200Ts+one TMC.
DBS3900 (Ver.B)
Installation Guide
6 Outdoor Scenario with AC Power Supply (BBU Installed
in an APM30H)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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