Insignia 105SX User Manual

®Operations Manual

If you are using the 105SX in Simulator when no transducer is connected,any selected options are lost when the unit is powered off. The 105SXwill retu

When in Auto mode, the horizontalline at the top of the screen is the“zero line,” representing the surfaceof the water. Occasionally there is agap in

Structure. Structure is defined as any object physically attached to thebottom. The sonar configuration of the 105SX is optimized to give themost accu

different species of fish have differentsonar characteristics, so it is not alwayspossible to distinguish fish sizebetween varying species. The signal

12When powering the unit from a battery such as in portable applications,you can prolong the battery life by using the backlight at a minimum.The thre

13Menu Layout. All menus use the samebasic layout. The heading at the topdescribes the menu function. The UPARROW and DOWN ARROW symbols tothe left of

Menu FunctionsSensitivity. The Sensitivity function controlsthe sensitivity of the sonar receiver. The105SX automatically adjusts the level ofreceiver

15USING THE 105SXMENU FUNCTIONSAfter an adjustment is made, the menu disappears and the newsensitivity setting is in affect. If additional time is nee

Using manual Depth Range control, youcan view sonar information from thearea near the surface in greater detail.To return to automatic Depth Rangecon

17USING THE 105SXMENU FUNCTIONSThe Zoom range is shown on the left side ofthe screen and full range information is shownon the right side of the displ

THANK YOUThank you for choosing Humminbird, America’s #1 namein fishfinders. Humminbird has built its reputation bydesigning and manufacturing top-qua

Depth Alarm.The 105SX containsan audible alarm to warn you ofshallow water depths. The alarm isadjustable to depths of 3' to 99'(30m). When

Bottom Black. There are twoselections available: Off and On. Thefactory setting is Off. With this setting,the 105SX displays the bottom usingStructure

20symbols on-screen. In this casesmaller sonar returns will bedepicted as fish symbols. This isuseful for identifying many smallersonar returns (such

21voltage from your boat’s electrical system.The time, speed and distance calculations are useful for tracking yourprogress on a trip. The input volta

22MAINTENANCE AND WARRANTYMAINTENANCEespecially helpful in diagnosing inputvoltage problems. The present inputvoltage is displayed. If voltagefluctuat

23MAINTENANCE AND WARRANTYTROUBLESHOOTING•If your boat remains in the water for long periods of time, algae andother marine growth can reduce the effe

24Check the power connection to the 105SX. It is possible to force thepower cable connector into the cable holder incorrectly. If the connectoris reve

25the transducer is connected to the unit through a switch, temporarilyconnect it directly to the unit and try again. If none of these itemsidentifies

26can be caused by other electronic devices. Turn off any nearby electronicsand see if the problem goes away. Noise can also be caused by the engine.I

27MAINTENANCE AND WARRANTYSERVICE POLICYSERVICE POLICYThis Service Policy is valid in the United States only. This applies toHumminbird units returned

Section 1: INSTALLATION PREPARATION . . . . . . . . . . . . . . . 2Parts Supplied . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Accesso

28CUSTOMER RESOURCE CENTERIf you have any questions, call our Humminbird Customer ResourceCenter Hotline:1-334-687-0503Throughout the U.S. and Canada,

MAINTENANCE AND WARRANTYSPECIFICATIONSOperating Frequency. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 kHzPower Output . . . . .

2INSTALLATION PREPARATIONPARTS SUPPLIEDPARTS SUPPLIEDBefore installing your 105SX, please ensure the following parts areincluded in the box:• 105SX fi

3INSTALLATION PREPARATIONINSTALLATION OVERVIEWsurface of the water in an area that has smooth water flow - usually onthe transom of the boat. There ar

4ALTERNATE TRANSDUCERS AND MOUNTING METHODSThe 105SX comes with everything necessary for installation and operationon most boats. However, there are s

TRANSDUCER EXCHANGEOther transducers are available as replacements for the standardtransducer. You may exchange your new and unassembled transducer fo

USING THE 105SXHOW SONAR WORKS6HOW SONAR WORKSYour Humminbird unit uses sonar tolocate and define underwaterobjects, define the bottom terrain, aswell

7USING THE 105SXSIMULATOR OPERATIONSIMULATOR OPERATIONThe 105SX contains a simulator that allows you to use the unit as if youare on the water. The si