Huawei BBU3806 Installation Manual page 8

Installation Manual - Hardware Installation
BBU3806 WCDMA Base Band Unit
The safety level is to the right of the symbol. The safety instructions are below the
symbol.
Danger:
It stresses factors that may result in casualties, injuries, or equipment damage.
Warning:
It stresses factors that may result in serious or major injuries or equipment damage.
Attention:
It stresses factors that may result in major injuries or equipment damage.
Caution:
It stresses factors that may result in injuries or equipment damage.
Table 1 shows the meaning of safety symbols.
Table 1 Meaning of safety symbols
Symbol
Common warning symbol: indicates general safety precautions
Anti-static symbol: indicates that equipment is electrostatic-sensitive
Live-line symbol: indicates dangerous voltage
Microwave symbol: indicates powerful electromagnetic field
Huawei Technologies Proprietary
Meaning
2
Safety Precautions