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INSTALLATION PREPARATION
PARTS SUPPLIED
PARTS SUPPLIED
Before installing your 405SX, please ensure the following parts are included in
the box:
• 405SX fishfinder
• Transducer with 20' of cable and mounting hardware kit
• Mounting system and mounting hardware kit
• 6' power cable
• Publications kit
Note: The 405SX includes a temperature sensor and the 405SX +
includes speed and temperature sensors with appropriate
hardware and instructions for installation.
If any of these items is missing contact your local dealer.
ACCESSORIES
Humminbird offers a wide assortment of accessories that complement and
expand the capability of your new 405SX. These accessories are designed with
the same high standards. The Humminbird Accessory catalog included with
your unit contains descriptions of the many accessories available and ordering
information. All Humminbird accessories are available through your full-service
Humminbird dealer.
INSTALLATION OVERVIEW
The 405SX consists of two primary components to install: the control head and
the transducer.
The control head contains the sonar transmit and receive circuitry, as well as the
user controls and display. It should be installed in a location that provides access
to the controls and visibility while in use. The control head mounts on a quick
disconnect mounting system that swivels and tilts, providing flexibility for
viewing from almost anywhere on the boat.
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Troubleshooting
