ZyXEL Communications 4728F Switch User Manual


 
Safety Warnings
XGS-4526/4528F/4728F User’s Guide
7
Safety Warnings
Do NOT use this product near water, for example, in a wet basement or near a swimming
pool.
Do NOT expose your device to dampness, dust or corrosive liquids.
Do NOT store things on the device.
Do NOT install, use, or service this device during a thunderstorm. There is a remote risk
of electric shock from lightning.
Connect ONLY suitable accessories to the device.
Do NOT open the device or unit. Opening or removing covers can expose you to
dangerous high voltage points or other risks. ONLY qualified service personnel should
service or disassemble this device. Please contact your vendor for further information.
For continued protection against risk of fire replace only with same type and rating of
fuse.
Make sure to connect the cables to the correct ports.
Place connecting cables carefully so that no one will step on them or stumble over them.
Always disconnect all cables from this device before servicing or disassembling.
Use ONLY an appropriate power adaptor or cord for your device. Connect it to the right
supply voltage (for example, 110V AC in North America or 230V AC in Europe).
Do NOT allow anything to rest on the power adaptor or cord and do NOT place the
product where anyone can walk on the power adaptor or cord.
Do NOT use the device if the power adaptor or cord is damaged as it might cause
electrocution.
If the power adaptor or cord is damaged, remove it from the device and the power
source.
Do NOT attempt to repair the power adaptor or cord. Contact your local vendor to order a
new one.
Do not use the device outside, and make sure all the connections are indoors. There is a
remote risk of electric shock from lightning.
Do NOT obstruct the device ventilation slots, as insufficient airflow may harm your
device.
Your product is marked with this symbol, which is known as the WEEE mark. WEEE
stands for Waste Electronics and Electrical Equipment. It means that used electrical
and electronic products should not be mixed with general waste. Used electrical
and electronic equipment should be treated separately.