ZyXEL Communications ONU-634HA Series User Manual page 14

• 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 per-
sonnel should service or disassemble this device. Please contact your vendor
for further information.
• 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 disassem-
bling.
• Use ONLY an appropriate power adaptor or cord for your device.
• Connect the power adaptor or cord 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 power outlet.
• Do NOT attempt to repair the power adaptor or cord. Contact your local vendor
to order a new one.
• Do NOT remove the plug and plug into a wall outlet by itself; always attach the
plug to the power supply first before you insert it into the wall.
• 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.
This product is recyclable. Dispose of it properly.
ONU-634HA Series User's Guide
14