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GPSmile53
Preface
We appreciate your purchase of the GPSmile 53.
Please read all instructions thoroughly for a full understanding of the
products’ features.
Symbols
For fast reference to the data you wish to find, this manual uses the
following symbols.
9 This icon means to take note to messages and to read for while
during use.
0 This icon means a warning and should take care not to damage the
unit.
) This icon means useful tips for extra information while using.
Important Notice
• This system only provides a navigational reference. Do not use this
system for any directional, distance, and geographic etc precise
measurements.
• The first GPS positioning should be performed at a single set point,
wide-open area without building shelters. Positioning time length will
depend on the satellite signal strength, cloud levels; possibly taking
up to 10 minutes.
• GPS (Global Positioning System) is the satellite system used by the
United States of America Department of Defense. All maintenance
and operations are also managed by the United States of America
Department of Defense. Should the system be modified and adjusted,
the precision and operation of GPS related systems might be
affected.
• Any wireless communication products (mobile phone, radio, speed
detection unit etc) might affect the GPS signal, resulting in a poor
signal.
• For safety reasons, do not operate this system while driving a vehicle.