Humminbird 688ci HD DI Operation Manual page 3

NOTE: The illustrations in this manual may not look exactly like the display on your
Humminbird® model, but your model will work in the same way.
NOTE: Some features discussed in this manual require a separate purchase, and some
features are only available on international models. Every effort has been made to
clearly identify those features. Please read the manual carefully in order to understand
the full capabilities of your model.
NOTE: To purchase accessories for your fishfinder, visit our Web site at
humminbird.com or contact our Customer Resource Center at 1-800-633-1468.
NOTE: The procedures and features described in this manual are subject to change
without notice. This manual was written in English and may have been translated to
another language. Humminbird® is not responsible for incorrect translations or
discrepancies between documents.
ROHS STATEMENT: Product designed and intended as a fixed installation or part of
a system in a vessel may be considered beyond the scope of Directive 2002/95/EC of
the European Parliament and of the Council of 27 January 2003 on the restriction of
the use of certain hazardous substances in electrical and electronic equipment.
ATTENTION INTERNATIONAL CUSTOMERS: Products sold in the U.S. are not
intended for use in the international market. Humminbird® international units
provide international features and are designed to meet country and regional
regulations. Languages, maps, time zones, units of measurement, and warranty
are examples of features that are customized for Humminbird® international units
purchased through our authorized international distributors.
To obtain a list of authorized international distributors, please visit our Web site at
humminbird.com or contact our Customer Resource Center at (334) 687-6613.
600 Series™, Down Imaging®, DualBeam PLUS™, Fish ID+™, HumminbirdPC™, Humminbird®,
LakeMaster®, Real Time Sonar™, RTS™, RTS Window™, Structure ID™, SwitchFire®, Total Screen
Update™, UniMap™, WhiteLine™, X-Press™ Menu, and Xtreme Depth Series™ are trademarked
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Baekmuk Batang, Baekmuk Dotum, Baekmuk Gulim, and Baekmuk Headline are registered
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Navionics® Gold, HotMaps™, and HotMaps™ Premium are registered trademarks of Navionics®.
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