Huawei DBS3900 Installation Manual page 241

DBS3900 LampSite
Installation Guide
An EXD3902 must be powered on within 24 hours after it is unpacked. If the EXD3902 is
powered off for maintenance, you must restore its power within 24 hours.
Figure 11-25 shows the EXD3902 power-on check procedure.
Figure 11-25 EXD3902 power-on check procedure
Procedure
Step 1 Check that the cables are correctly connected.
Step 2 Check the EXD3902 indicator status three to five minutes after it is powered on. The
EXD3902 is working normally if the OUTPUT and INPUT indicators blink green and the
POWER indicator is steady orange.
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Issue 08 (2016-05-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
11 (Optional) Installing the EXD3902 and Cables
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