Sharp PCMM20 User Manual page 11

During thunder storms, you should turn off your computer, unplug the AC power
cord and remove the modem cable from your computer.
Never install telephone jacks in wet locations unless the jack is specifically
designed for wet locations.
Never touch uninsulated telephone wires or terminals unless the telephone line has
been disconnected at the network interface.
Use caution when installing or modifying telephone lines.
Wireless LAN Precautions
Disable the integrated antenna and do not communicate with wireless LAN in
specific environments where radio-susceptible equipment is nearby, on airplanes,
in hospitals, for example.
Disable the integrated antenna and do not communicate with wireless LAN in
crowded places for prevention of cardiac pacemaker interference.
Maintain a space of at least 8.66" (22cm) between a cardiac pacemaker and an
active wireless LAN antenna.
Never disassemble or alter the wireless LAN unit.
Do not remove the certification label on the wireless LAN unit.
Product Conformance
The wireless LAN unit equipped with your computer is in conformance with federal
requirements. No license is required for use of the device.
Notice of Radio Interference
The wireless LAN card equipped with your computer operates at 2.4GHz that is also
used for microwaves, science or medical devices, other similar radio stations
(hereafter called "other radio stations"), etc.
Prior to using the wireless LAN function with your computer, confirm that no
"other radio stations" are operating nearby.
If interference with "other radio stations" is experienced, change the current
channel set to your computer or move your computer. If it fails, stop operating.
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