Rev. A iv
TM-U220II Technical Reference Guide
Safety Precautions
This section presents important information to ensure safe and effective use of this product.
Please read this section carefully and store it in an accessible location.
WARNING:
❏ Shut down your equipment immediately if it produces smoke, a strange odor, or
unusual noise. Continued use may lead to fire or electric shock. Immediately unplug
the equipment and contact qualified service personnel for advice.
❏ Never attempt to repair this product yourself. Improper repair work can be
dangerous.
❏ Never disassemble or modify this product. Tampering with this product may result in
injury, fire, or electric shock.
❏ Be sure to use the specified power source. Connection to an improper power source
may cause fire or shock.
❏ Do not use with any power voltage other than the indicated voltage. Doing so may
cause fire or shock.
❏ Never use a power cord other than the one included. Do not use the included
power cord with any other device.
❏ Use a power cord that is safety standard certified.
❏ Never insert or disconnect the power plug with wet hands. Doing so may result in
severe shock.
❏ Do not allow foreign matter to fall into the equipment. Penetration of foreign objects
may lead to fire or shock.
❏ If water or other liquid spills into this equipment, unplug the power cord immediately,
and then contact qualified service personnel for advice.
Continued usage may lead to fire or shock.
❏ Do not place multiple loads on the power outlet (wall outlet). Overloading the outlet
may lead to fire.
❏ Always supply power directly from a standard domestic power outlet.
❏ Handle the power cord with care. Improper handling may lead to fire or shock.
• Do not modify or attempt to repair the cord.
• Do not place any object on top of the cord.
• Avoid excessive bending, twisting, and pulling.
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