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46Quick Start Guide
a desktop or notebook computer has an
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