Huawei BBU3900 User Manual page 17
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Also See for BBU3900:
- Hardware description (104 pages) ,
- Hardware maintenance manual (58 pages) ,
- Installation manual (58 pages)
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BBU3900 GSM
User Guide
Figure 1-1 Wearing an ESD wrist strap
1.3 Inflammable Environment
Do not place the device in the environment that has inflammable and explosive air or fog. Do
not perform any operation in this environment.
Any operation of the electrical device in the inflammable environment causes danger.
1.4 Battery
Storage Battery
Before handling the storage battery, read the safety precautions for the handling and connection
of the storage battery.
Incorrect operation of storage batteries may cause danger. During operation, ensure the
following:
l
Issue 04 (2008-09-05)
DANGER
DANGER
Prevent any short-circuit.
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Copyright © Huawei Technologies Co., Ltd
1 Safety Information
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