Lowrance electronic X-70A 3D manual Chart Speed, Back Lights

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different GRAYLINE® level, also. The level chosen by the X-70A 3D is usually adequate for most conditions. Experi- ment with your unit to find the GRAYLINE®setting that’s best for you.

To adjust GRAYLINE®, press the MENU key twice, then press the key adjacent to the “Adjust Grayline” label. A screen similar to the one at

right appears. Now press the left arrow key to decrease the gray level. Press the right arrow key to increase it. The percentage of GRAYLINE®in use changes as the arrow keys are pressed. The bar chart also gives a graphical indication of the GRAYLINE® level. You can see the change on the screen (both on the menu and on the chart record) as you press the keys. After you’ve made the adjustment, press the CLEAR key to erase the menu.

CHART SPEED

The rate echoes scroll across the screen is called the chart speed. It’s adjustable by first pressing the MENU key twice, then pressing the key adjacent to the “Adjust Chart Speed” la- bel. The chart speed menu appears on the screen's right side. Increase the chart speed by pressing the right arrow key or decrease it by pressing the left arrow key.The percentage

of chart speed in use changes as the arrow keys are pressed. The bar chart also gives a graphical indication of the chart speed.You can see the change on the screen (both on the menu and on the chart record) as you press the keys. After you’ve made the adjustment, press the CLR key to erase the menu.

BACK LIGHTS

The X-70A 3D has internal lights for the display and keyboard. To turn the lights on, or off, simply press the “ON” key. To adjust the intensity of the lighting, press the MENU key twice, then press the key adjacent to the

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Contents 70A 3D Table of Contents Introduction SpecificationsInstallation Transducer InstallationTransducer Location Transducer Assembly and Mounting Nut at this time Sonar Unit Mounting Temp Cable Power ConnectionsKeyboard LowranceDisplay General Modes of Operation Digital BOX Automatic OperationSensitivity 3D Range 3D Operation3D Zoom 3D Variview 2D Operation2D Transducer Element Se Page Lection Automatic mode2D Range Upper and Lower Limits Manual mode2D Zoom Automatic mode Bottom Depth View 2D Zoom Manual ModeFastrak Menus Chart StopAlarms Depth AlarmsPage Zone Alarm Alarm Mute Fish AlarmFish I.D Display Contrast Digital BOX Options 2D View OptionsDigital Sonar Zoom BAR 2D Fastrak BARChart Cursor Display Zone Alarm BARMenu Grayline Back Lights Chart SpeedUnits of Measure Speaker VolumeMenu Surface Clarity ASP Advanced Signal ProcessingFishtrack Temperature Graph AdjustmentMenu 3D Enhance Reset Distance LOG3D Simulator Unit won’t turn on TroubleshootingUnit freezes, locks up, or operates erratically No fish arches when the Fish ID feature is off Noise Lowrance Electronics Lowrance Electronics Full ONE-YEAR WarrantyAuthorization RA Number Lowrances UPS Return ServiceKeep this Label Accessory Ordering InformationHow to Obtain Service How to Obtain Service U.S.A. Only
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