Huawei HG530 User Manual - Page 5

z Ensure that the power adapter meets the requirements of Clause 2.5 in IEC60950-1/EN60950-1 and it is tested and approved according to national or local standards. 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 z If the device is not used for a long time, power it off, and then remove all the cables connected to it. z 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. z Do not trample, pull, or overbend any cable. Otherwise, the cable may get damaged, causing malfunction of the device. z Before cleaning the device, stop using it, power it off, and then remove all the cables connected to it. z 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. Environmental Protection z Do not dispose of the device and the accessories in a garbage can. z Dispose of the device according to the local regulations on disposing of packing materials, exhausted batteries and abandoned devices, and support the recycling activity. 3