User's Manual

3 Safety Information
Compliance and Safety Manual
3-10
Huawei Technologies Proprietary
Issue (2011-06-25)
Figure 3-1 shows the wearing of an ESD wrist strap.
Figure 3-1 Wearing an ESD wrist strap
3.3 Inflammable Environment
Operating the electrical device in inflammable environment can be fatal.
DANGER
Do not place the device in the environment that has inflammable and explosive air or fog. Do
not perform any operation in this environment.
3.4 Laser
The laser hazard level of this device is Class 1.