QTek 838, User Manual

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Appendix
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175
• Avoid unstable mounting
Do not place the product with an unstable base.
• Use product with approved equipment
This product should be used only with personal computers and
options identified as suitable for use with your equipment.
• Adjust the volume
Turn down the volume before using headphones or other audio
devices.
• Cleaning
Unplug the product from the wall outlet before cleaning. Do not
use liquid cleaners or aerosol cleaners. Use a damp cloth for
cleaning, but NEVER use water to clean the LCD screen.
Safety Precautions for Power Supply Unit
• 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.
• Handle battery packs carefully
This product contains a Li-Ion Polymer 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 60˚C (140˚F).