Huawei HG523a Network Router User Manual


 
3
Safety of Children
Keep the device and its accessories out of the reach of children. Otherwise, they may
damage the device and its accessories by mistake, or they may swallow the small
components of the device, causing suffocation or other dangerous situations.
Maintenance
If the device is not used for a long time, power it off, and then remove all the cables
connected to it.
If any exception occurs, for example, if the device emits any smoke or unusual
sound or smell, stop using the device immediately, power it off, remove all the
cables connected to it, and then contact an authorized service center.
Do not trample, pull, or overbend any cable. Otherwise, the cable may get damaged,
causing malfunction of the device.
Before cleaning the device, stop using it, power it off, and then remove all the
cables connected to it.
Use a clean, soft, and dry cloth to clean the device shell. Do not use any cleaning
agent or spray to clean the device shell.