4A. Important Safety Information 267
Important Safety Information
Electrical Safety
This product is intended for use when supplied with
power from the designated battery or power supply
unit. Other usage may be dangerous and will invalidate
any approval given to this product.
Safety Precautions for Proper Grounding
Installation
CAUTION: Connecting to an improperly grounded
equipment can result in an electric shock to your
device.
This product is equipped with a USB cable for
connecting with desktop or notebook computer. Be
sure your computer is properly grounded (earthed)
before connecting this product to the computer. The
power supply cord of a desktop or notebook computer
has an equipment-grounding conductor and a
grounding plug. The plug must be plugged into an
appropriate outlet which is properly installed and
grounded in accordance with all local codes and
ordinances.
Safety Precautions for Power Supply Unit
ⅷ Use the correct external power source
A product should be operated only from the type
of power source indicated on the electrical
ratings label. If you are not sure of the type of
power source required, consult your authorized
service provider or local power company. For a
product that operates from battery power or
other sources, refer to the operating instructions
that are included with the product.
This product should be operated only with the
following designated power supply unit(s).
AC Adapter HTC, Model TC U250
ⅷ Handle battery packs carefully
This product contains a Lithium-ion polymer or
Lithium-ion battery. There is a risk of fire and
burns if the battery pack is handled improperly.
Do not attempt to open or service the battery
pack. Do not disassemble, crush, puncture,
short external contacts or circuits, dispose of in
fire or water, or expose a battery pack to
temperatures higher than 140°F (60°C).