Huawei DBS3900 Installation Manual page 164

DBS3900 (ICR)
Installation Guide
Figure 17-1 Power-on check
Checking the Indicator Status and Output Voltage Range
The DC output voltage of the DCDU ranges from -43.2 V DC to -57 V DC.
The normal status of the indicators on the BBU is as follows:
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The normal status of the indicators on the RRU is as follows:
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Issue 12 (2015-04-30)
UPEU: The RUN indicator is steady green.
FAN: The STATE indicator blinks green (on for 1s and off for 1s).
Other BBU boards: The RUN indicator blinks green (on for 1s and off for 1s).
The RUN indicator blinks green (on for 1s and off for 1s).
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17 Power-On Check
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