Performing The Dbs3900 Power-On Check - Huawei DBS3900 Installation Manual

DBS3900(ICR)
Installation Guide
17
After all devices are installed, you need to check the power-on status of the BBU and RRU.
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Checking the Power-On Status of the BBU
Figure 17-1
Issue 01 (2011-03-30)
Performing the DBS3900 Power-On
CAUTION
The DBS3900 must be powered on within seven days after it is unpacked, and the period
for which the DBS3900 remains powered-off during maintenance must not exceed 48
hours.
The RRU must be powered on within 24 hours after it is unpacked, and the period for which
the RRU remains powered-off during maintenance must not exceed 24 hours.
shows the BBU power-on check process.
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17 Performing the DBS3900 Power-On Check

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