Humminbird 409380-1 Marine GPS System User Manual


 
Power On 1
How Sonar Works 2
Side Imaging® Sonar ................................................................................................ 4
DualBeam PLUS™ Sonar ........................................................................................ 5
Dual Beam Ice Transducer
(optional-purchase XI 9 20 Ice Transducer only) .................. 6
How GPS Works 7
What’s on the 300 Series™ Control Head 8
Key Functions 9
POWER/LIGHT Key .................................................................................................. 9
VIEW Key .............................................................................................................. 10
CHECK/INFO key .................................................................................................... 10
MENU Key ............................................................................................................ 10
4-WAY Cursor Control Key .................................................................................... 11
MARK Key .............................................................................................................. 12
GOTO Key ................................................................................................................ 12
ZOOM (+/-) Key...................................................................................................... 12
EXIT Key ................................................................................................................ 13
SD Card Slot 14
Add Maps to your Fishfinder ................................................................................ 15
Import Navigation Data.......................................................................................... 16
Export Navigation Data .......................................................................................... 16
Update Software .................................................................................................... 18
What’s on the Sonar Display 20
Understanding the Sonar Display.......................................................................... 22
Real Time Sonar (RTS) Window ........................................................................ 22
Sonar Colors and Bottom View.............................................................................. 23
SwitchFire®.............................................................................................................. 25
Table of Contents
i