Figure 11-1 RRU power-on check process
(a) The normal input voltage of an RRU is -48 V DC. The voltage of the external power supply should range
from -36 V DC to -57 V DC.
(b) The RUN indicator on the RRU is on for 1s and off for 1s. The ALM indicator is steady off.
RRU3832&RRU3632
Installation Guide 11 Powering On an RRU
Issue 05 (2014-06-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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