4.3.3 PMU 11A
The power monitoring unit 11A (PMU 11A) manages the power system, monitors power
distribution, and reports alarms.
Exterior
Figure 4-5 shows a PMU 11A.
Figure 4-5 PMU 11A
Functions
The PMU 11A performs the following functions:
l Manages the power system.
l Reports the battery temperature.
l Monitors power distribution and reports alarms.
Ports
Figure 4-6 shows the ports on the PMU 11A and Table 4-6 describes these ports.
Figure 4-6 Ports on the PMU 11A
BTS3900C (Ver.C)
Hardware Description 4 BTS3900C Power System
Issue 03 (2013-05-27) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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