Humminbird 405SX manual Using Diagnostic, Using the Diagnostic Feature

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USING THE 405SX

USING DIAGNOSTIC

Another frequent use of depth offset is to show the depth beneath the deepest point of the hull. A negative value equal to the distance from the transducer location and the deepest point of the hull will have the same effect as mounting the transducer at the deepest point.

Depth offset is remembered after power is disconnected.

Reset. With the many User Options available to customize the 405SX, it is easy to configure the unit in such a way that it is detrimental to a particular use. By using the Reset function, all variable or user- controlled features of the 405SX are returned to the factory settings.

The Reset function is an important first step in

troubleshooting problems to ensure that a user selected setting is not the cause for the perceived problem.

USING THE DIAGNOSTIC FEATURE

The 405SX contains a powerful diagnostic tool that can aid in determining the cause of a problem.

To use the Diagnostic feature, select the Diagnostic feature on the start-up menu of the initial screen.

Self Test. Initially, the 405SX will perform a self-test. This test confirms the operation of all internal circuitry.

At the conclusion of the test, one of two messages will appear. PASSED indicates the internal test discovered no failures, FAILED indicates a significant internal problem was discovered and the unit requires factory service. A code number appears that tells repair personnel where the problem is.

Transducer Connection. The first connection tested is Transducer input. If a transducer is detected, the message CONNECTED appears. If a series of dashed lines is shown, no transducer is connected or there is a problem with the transducer or cable.

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Contents 405SXSINGLEBEAMfishfinder Operations ManualThank YOU Table of Contents Installation Overview Installation PreparationAccessories Parts SuppliedInstallation Overview Determining How to Mount TransducerPortable Mounting Alternate Transducers and Mounting MethodsAlternate Transducers and Mounting Methods Trolling Motor MountingBeginning Installation Beginning InstallationHOW Sonar Works Using the 405SXHOW Sonar Works Simulator OperationWhat You See On-Screen Feature MemorySimulator Operation What YOU see ON-SCREEN Screen as regular clusters of ind To best represent those conditions on-screenWater interferes with Sonar What YOU see on Screen Fish ID. The 405SX uses Instance, a small schoolControl Functions Control Functions2D View Large Digit View Chart View Menu Functions Menu Functions Sensitivity. The Sensitivity function controlsDepth Range Using the 405SX Bottom return. The left Side of the screen is a Lower Zoom LimitUsing the 405SX Triplog Using the 405SX Blacken in the display below the bottom. This gives Speed offset is remembered after power is disconnected Using Diagnostic Using the Diagnostic FeatureMaintenance MaintenanceNothing happens when I turn the unit on MAINTENANCE/TROUBLESHOOTINGTroubleshooting There is no transducer detected There is no bottom reading visible on the displayMy unit loses power at high speeds TroubleshootingUnit comes on before I press POWER, and won’t turn off Get gaps in the reading at high speedsHumminbird ONE Year Full Warranty MAINTENANCE/WARRANTYWARRANTY/SERVICE Policy Service PolicyFurther information on Humminbird products can be found at Customer SupportCustomer Support Specifications Page TOP