Power On
1
How Sonar Works
2
DualBeam PLUS™ Sonar
(DualBeam PLUS
™
models only [688ci HD])
........................ 4
Down Imaging® Sonar
(Down Imaging® models only [688ci HD DI])
.............................................................. 5
Xtreme Depth Sonar
(Xtreme Depth Series™ models only [688ci HD XD])
.................... 6
Dual Beam Ice Transducer
(with optional-purchase XI 9 20 Ice Transducer)
.................. 7
How GPS Works
8
What’s on the 600 Series™ Control Head
9
Key Functions
10
POWER/LIGHT Key .............................................................................................. 10
VIEW Key .............................................................................................................. 10
CHECK/INFO key.................................................................................................... 11
MENU Key ............................................................................................................ 11
4-WAY Cursor Control Key .................................................................................. 12
VIEW PRESET Keys................................................................................................ 13
MARK Key .............................................................................................................. 13
GOTO Key................................................................................................................ 13
ZOOM (+/-) Key .................................................................................................... 14
EXIT Key ................................................................................................................ 14
SD Memory Card Slot
15
Add Maps to Your Fishfinder ................................................................................ 16
Import Navigation Data ........................................................................................ 17
Export Navigation Data ........................................................................................ 17
Update Software.................................................................................................... 19
What’s on the Sonar Display
20
Understanding the Sonar Display ........................................................................ 22
Real Time Sonar (RTS™) Window ........................................................................ 22
Table of Contents
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