Huawei DBS3900 Installation Manual page 118
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Also See for DBS3900:
- Installation manual (556 pages) ,
- Product description (70 pages) ,
- Hardware description (32 pages)
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RRU3260
Installation Guide
Figure 11-1 RU power-on check process
(a) The normal input voltage of an RU 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 RU is on for 1s and off for 1s. The ALM indicator is steady
off.
Issue 05 (2014-06-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
11 Powering On an RU
110
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