Huawei DBS3900 Installation Manual page 113

1 Safety
When heavy objects are being lifted, do not stand or walk under the cantilever or the lifted
object.
1.1.6Bundling Signal Cables
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1.2 Equipment Safety
1.2.1 Electricity Safety
1.2.2 Electrostatic Discharge
1.2.3 Installing and Removing a Board
1.2.4 Laying Cables
1.2.1 Electricity Safety
Thunderstorm
During thunderstorms, the electromagnetic field generated in the thunderstorm area may
damage the electronic parts. To prevent damage to the device during lightning, ground the
device properly.
High Electrical Leakage
If the "high electrical leakage" tag is present on the power terminal of the device, you must
ground the device before powering it on.
1-8
Do not bundle signal cables with high current cables or high voltage cables.
Maintain a minimum space of 150 mm between adjacent ties.
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