Sonar Fish Finder Df48 Manual Download Free
Are you looking for the little fish symbols? Press MENU, down arrow to SONAR FEATURES and press ENT.
Arrow to FISH SYMBOLS and press ENT. Press EXIT twice.
Becoming a WSF Member is Free. Df48 fishfinder manual. I need the user manual for the sonar fish finder DF48 please why can help me thank jou. To utilize the features of your fish finder, to make fish. That the cable is free from tangles. If the fish finder determines that sonar has detected a fish. Feb 19, 2012 im in need of a manaul for df48 fishfinder was. Will post a pdf file for them to download or e. TRONIC SONAR FISH FINDER MODEL DF48 + MANUAL.
Any significant return in the water will now show up as a fish symbol. Are you looking for the fish arches?
You won't get any arches unless the boat is moving and of course there are fish passing within the transducers signal. The shallower the water, the less area you are covering and less likely to get a fish return. There is an OK guide to understanding what you see on the sonar screen at the link below. It if pretty technical but parts of it may help you out.
An X96 owners manual can be downloaded from Jul 11, 2009.
. NOTE: The illustrations in this manual may not look the same as your product, but your unit will function in the same way. NOTE: To purchase accessories for your control head, visit our Web site at humminbird.com or contact Customer Service at 1-800-633-1468. Council of 27 January 2003 on the restriction of the use of certain hazardous substances in electrical and electronic equipment. Down Imaging®, DualBeam PLUS™, Fish ID+™, HELIX™, HumminbirdPC™, Humminbird®, Real Time Sonar™, RTS™, RTS Window™, Structure ID™, SwitchFire®, Total Screen Update™, WhiteLine™, and X-Press™ Menu are trademarked by or registered trademarks of Johnson Outdoors Marine Electronics, Inc. Note for all Menu Settings.41 User Mode (Normal or Advanced).42 Sonar X-Press Menu Down Imaging X-Press Menu Flasher X-Press Menu Alarms Menu Tab Sonar Menu Tab Setup Menu Tab Maintenance Troubleshooting HELIX Control Head Measurements Specifications Contact Humminbird.
NOTE: Entries in this Table of Contents which list (with Speed Input) or (with Temperature Input) may require the purchase of separate accessories. You can visit our Web site at humminbird.com to order these accessories online or contact Humminbird Customer Service at 1-800-633-1468. HELIX Series Introduction The HELIX Series Fishfinder is available in several different configurations. See the following list of products, all of which are covered by this manual, to find your HELIX Series model:. HELIX SONAR: Wide screen Fishfinder with DualBeam PLUS sonar.
When all the echoes are viewed side by side, an easy to interpret “graph” of the bottom, fish, and structure appears. The sound pulses are transmitted at various frequencies depending on the application. Very high frequencies (455 kHz) are used for greatest definition but the operating depth is limited. DualBeam PLUS Sonar (HELIX SONAR) The HELIX SONAR Fishfinder uses a 200/83 kHz DualBeam PLUS sonar system with a wide (60°) area 20˚ of coverage. DualBeam PLUS sonar has a narrowly 60˚ 200kHz focused 20° center beam, surrounded by a second beam of 60°, expanding your coverage to an area 83kHz equal to your depth.
Whether fishing in shallow or very deep water, selectable dual-frequency is ideal for a variety of conditions. NOTE: Visit our Web site at humminbird.com to determine which accessory transducers are compatible with your Humminbird Fishfinder, or contact Customer Service at 1-800-633-1468. Power On Follow the instructions below to power on your Humminbird control head. HELIX Series Title Screen 1. Press the POWER/LIGHT key. When the Title screen is displayed, press the MENU key to access the Start-Up Options Menu.
Select Normal, and press the RIGHT Cursor key. What’s on the Control Head Your HELIX Series user interface is easy to use. A combination of keys, different views, and situation-specific, customizable menus allows you to control what you see on the color display. Refer to the following illustration and see Key Functions, Views, and The Menu System for more information.
Key Functions Your control head consists of a set of easy-to-use keys that work with various on-screen views and menus. POWER/LIGHT Key The POWER/LIGHT key is used to power the Fishfinder on and off. You can also use the POWER/LIGHT key to adjust the backlight and contrast of the display. Power On: Press the POWER/LIGHT key to power on the unit.
MENU Key The MENU key is used to access the menu system. See The Menu System for more information. Start-Up Options Menu: Press the MENU key during the power up sequence to view the Start-Up Options menu. X-Press Menu: Press the MENU key once in any view to access the X-Press Menu, which provides frequently-used menu settings that correspond with the current view. EXIT Key The EXIT key has multiple functions, which depend on the situation.
If an alarm is sounding, press the EXIT key to cancel the alarm. If a menu tab is selected, press the EXIT key to exit the menu mode and return to the view. What’s on the Sonar Display The Fishfinder can display a variety of useful information about the area under and adjacent to Depth - Water depth can be set to alarm when the water becomes too shallow. Timer - Elapsed time with Speed accessory or GPS receiver Distance - Distance traveled with Speed accessory or GPS receiver Average Speed - Average speed reading with Speed accessory or GPS receiver What’s on the Sonar Display. your boat, including the following items: Thermoclines - Layers of water with different temperatures that appear at different depths and different times of the year. A thermocline typically appears as a continuous band of many colors moving across the display at the same depth.
Sonar Color Bar - Color spectrum indicating low to high sonar intensity returns, where red indicates high intensity and white indicates low intensity. Understanding the Sonar Display It is important to understand the significance of the display. The display does NOT show a literal 3-dimensional representation of what is under the water. Each vertical band of data received by the control head and plotted on the display represents something that was detected by a sonar return at a particular time. Sonar Colors and Bottom View Sonar Colors: Original Palette As the boat moves, the unit charts the changes in depth on HIGH the display to create a profile of the Bottom Contour. The Intensity Return Sonar View displays the sonar return intensity with different colors. Structure ID represents weak returns in blue and strong returns in red when Sonar Colors is set to Original.
If the Sonar Colors palette is changed, the Structure ID will display the strongest return as specified by the palette. See Sonar Menu Tab: Sonar Colors for more information.
WhiteLine highlights the strongest sonar returns in white, resulting in a distinctive outline. SwitchFire SwitchFire controls how the sonar returns are displayed in the Sonar Views. SwitchFire settings are available in the Sonar Menu Tab.
To see the maximum sonar information available within the transducer beam so more fish arches and better jig tracking are shown, choose Max Mode. To see less clutter and more fish size accuracy interpreted from the transducer beam, choose Clear Mode. What’s on the Down Imaging Display Down Imaging uses unique sonar technology to provide information about the area directly below you see on the display. Down Imaging reveals a variety of recognizable features so that you can Depth - Water depth can be set to alarm when the water becomes too shallow. Timer - Elapsed time with Speed accessory or GPS receiver Distance - Distance traveled with Speed accessory or GPS receiver Average Speed - Average speed reading with Speed accessory or GPS receiver. (HELIX DI only) your boat. The razor-thin, high-definition profiling beams produce the detailed sonar data that interpret the structure and bottom contour, including the following items: Shadows - result from a lack of reflected sonar from a particular area and can be as valuable for interpretation than the sonar reflected by the object itself.
Understanding the Down Imaging Display The images you see on the Down Imaging display are produced using sonar technology. Each time the unit pings, a strip of data representing all the echoes received by the transducer are put together on the display to form the image that you see. Down Imaging Sensitivity Use Down Sensitivity to control how the sonar returns appear on the display. Increase the sensitivity to reveal weaker returns that may be of interest, especially in very clear water or greater depths. Decrease the sensitivity to eliminate the clutter from the display that is sometimes present in murky or muddy water. There are many views available on your Fishfinder.
Select a View The available views on your Humminbird unit will vary with the model you’ve purchased and the transducer attached to the control head. See Setup Menu Tab: Select Views and the following pages for more information. Change Digital Readouts Each view displays digital readout information (such as speed or time), which varies with the view displayed on-screen and connected accessories. Sonar View readout 1 readout 3 readout 5 readout 2 readout 4 In Sonar View, Sonar Zoom View, Split Sonar View, and Down Imaging View, you can choose which digital readouts you want to display. Sonar View Sonar View presents a historical log of sonar returns. The most recent sonar returns are charted on the right side of the display.
As new information is received, the historical information scrolls left across the display. Upper and Lower Depth Range numbers indicate the distance from the surface of the water to a depth range sufficient to show the bottom. Sonar Zoom View Sonar Zoom View provides a magnified view of the bottom and structure. The Sonar Zoom View makes it easier to see separate sonar returns that would usually be displayed close together, such as those caused by fish suspended close to the bottom or within structure. Split Sonar View Split Sonar View displays sonar returns from each down beam frequency on separate sides of the screen. You can use the Split Sonar View to make side by side comparisons between the sonar returns from both beams.
Big Digits View Big Digits View provides digital depth data in a large, easy-to-see format. Digital Readouts: Depth and Temperature are always displayed. The Speed readout is displayed automatically if the appropriate accessory is connected to the Fishfinder. The digital readouts in the Big Digits View cannot be customized.
Big Digits View (HELIX SONAR) depth temperature. Down Imaging View (HELIX DI only) Down Imaging View uses the razor-thin, high-definition profiling beams to produce the detailed sonar data that you see on the display. Sonar returns are charted on the right side of the display.
As new information is received, the historical information scrolls left across the display. See What’s on the Down Imaging Display for more information. Down Imaging View with Active Cursor and Zoom depth cursor information box water surface temperature zoom magnification box voltage zoomed view lower range triplog speed Views. Circular Flasher View Circular Flasher View provides two ways to view sonar data in traditional flasher format. The view is controlled by the Ice Fishing Mode menu option in the Sonar Menu Tab.
When Ice Fishing Mode is off, the Circular Flasher View displays Real Time Sonar (RTS) data in a traditional flasher format. Ice Fishing Mode: Off When Ice Fishing Mode is off, the Circular Flasher View displays Real Time Sonar (RTS) data in a traditional flasher format. Flasher X-Press Menu: Press the MENU key once in the Circular Flasher View.
Use the X-Press Menu to set the Sensitivity, Upper Range, and Lower Range. Ice Fishing Mode: On When Ice Fishing Mode is on, the Circular Flasher View displays the sonar data in traditional flasher format with additional features, including Zoom and Depth Cursor. Sensitivity: When you turn on Ice Fishing Mode, the fishfinder’s sensitivity settings are adjusted automatically to accommodate ice fishing conditions. To activate the Depth Cursor: Use the Depth Cursor to identify depth on the flasher display. Set up: Press the VIEW key repeatedly until the Circular Flasher View is displayed on the screen. Turn on the Ice Fishing Mode (see Sonar Menu Tab). To activate Flasher Zoom: The Zoom feature displays a 2x magnified view of the area you choose on the flasher display.
Set up: Press the VIEW key repeatedly until the Circular Flasher View is displayed on the screen. Turn on the Ice Fishing Mode (see Sonar Menu Tab).
X-Press Menu, and change the left view display size. The available combo views are determined by your Humminbird model. To change the settings for either side of the view, the individual view must be selected as the active side. Down Imaging/Sonar Combo View (HELIX DI only) Down Imaging/Sonar Combo View shows traditional Sonar information on the left and Down Imaging sonar information on the right. For more information about each side of this combo view, see Down Imaging View and Sonar View. The Menu System The Menu System is divided into easy-to-use menu modules. Apartheid 1 0 lxde i686 iso file. The main components of the menu system are as follows:.
Start-Up Options Menu: Press the MENU key during the power on sequence to view the Start-Up Options Menu. From the Start-Up Options Menu, you can choose the following Fishfinder Modes: Normal, Simulator, and System Status. Start-Up Options Menu Press the MENU key during the power on sequence to view the Start-Up Options Menu, and select one of the modes described on the following pages. Also, see Power On for more information. Start-Up Options Menu Normal Use Normal for on-the-water operation with a transducer connected. Simulator Use Simulator to learn how to use your Fishfinder before taking your boat on the water.
The Simulator is a very powerful tool that provides a randomly-updated display which simulates on the water operation. Simulator We recommend going through this manual while using the Simulator, since all of the menus function and affect the display in the same way as they would in Normal operation. System Status Use System Status to view system connections and to conduct a unit self-test.
After you select System Status from the Start-Up Options Menu, press the VIEW key to display the following options:. Self Test. Accessory Test To exit System Status, power off your Fishfinder. X-Press Menu The X-Press Menu provides a shortcut to your most frequently-used settings. The options provided on the X-Press Menu correspond with the current view. For example, if you are in a Sonar View and press the MENU key once, the Sonar X-Press Menu will display. X-Press Menu To use an X-Press Menu: 1.
Main Menu The Main Menu provides the standard set of menu options, including the settings that are changed less frequently. The Main Menu is organized under the following tabs to help you find a specific menu item quickly: Alarms, Sonar, and Setup. Quick Tips for the Main Menu. From any menu option on a menu tab, press the EXIT key to jump directly to the top of the tab. From the bottom of a menu tab, press the DOWN Cursor key to jump directly to the top of the tab.
User Mode (Normal or Advanced) Menu options can be simplified or expanded by setting your Fishfinder User Mode to Normal or Advanced. Normal Mode is provided for users who want greater simplicity and fewer menu choices.
Advanced Mode is provided for users who want the highest level of control over the Fishfinder. Several menu settings are added to the Main Menu when the User Mode is changed to Advanced. Sonar Menu, Normal Mode (HELIX DI) Sonar Menu, Advanced Mode (HELIX DI) Main Menu. NOTE: Menu options can be expanded or simplified by setting the User Mode to Advanced or Normal. See Main Menu: User Mode for details.
NOTE: Menu options are determined by your Humminbird model. See the following pages for full menu descriptions.
Sonar X-Press Menu. Active Side (Combo Views only) Settings: Left, Right, Default = Left Active Side allows you to select a side of the screen in a Combo View. After you choose an active side, you can apply menu settings and key commands to the view you’ve selected. The Active Side menu option is only available when a Combo View is on the screen (see Views: Combo Views). The available Upper Range settings are determined by your Humminbird model as follows:. HELIX 5 SONAR: 0 to 1490 feet or 0 to 454 meters; Default = 0.
HELIX 5 DI: 0 to 590 feet or 0 to 180 meters; Default = 0. The available Lower Range settings are determined by your Humminbird model as follows:.
HELIX 5 SONAR: Auto to 1500 feet or Auto to 457 meters; Default = Auto. HELIX 5 DI: Auto to 600 feet or Auto to 183 meters; Default = Auto.
The available Bottom Range settings are determined by your Humminbird model as follows:. HELIX 5: 10 to 60 feet or 3 to 20 meters; Default = 15 feet. NOTE: Menu options can be expanded or simplified by setting the User Mode to Advanced or Normal. See Main Menu: User Mode for details. NOTE: Menu options are determined by your Humminbird model. Down Imaging X-Press Menu See the following pages for full menu descriptions. Active Side (Combo Views only) Settings: Left, Right, Default = Left Active Side allows you to select a side of the screen in a Combo View.
After you choose an active side, you can apply menu settings and key commands to the view you’ve selected. The Active Side menu option is only available when a Combo View is on the screen (see Views: Combo Views). NOTE: A minimum distance of 10 feet will be maintained between the Upper and Lower Range regardless of the manual settings entered.
The available Upper Range settings are determined by your Humminbird model as follows:. HELIX 5 DI: 0 to 590 feet or 0 to 180 meters; Default = 0. NOTE: A minimum distance of 10 feet will be maintained between the Upper and Lower Range regardless of the settings entered manually. The available Lower Range settings are determined by your Humminbird model as follows:. HELIX 5 DI: Auto to 600 feet or Auto to 183 meters; Default = Auto.
NOTE: Menu options can be expanded or simplified by setting the User Mode to Advanced or Normal. See Main Menu: User Mode for details.
NOTE: Menu options are determined by your Humminbird model. See the following pages for full menu descriptions. Flasher X-Press Menu NOTE: To activate Ice Fishing Mode, see Sonar Menu Tab. The available Upper Range settings are determined by your Humminbird model as follows:.
HELIX 5 SONAR: 0 to 1490 feet or 0 to 454 meters; Default = 0. HELIX 5 DI: 0 to 590 feet or 0 to 180 meters; Default = 0. The available Lower Range settings are determined by your Humminbird model as follows:. HELIX 5 SONAR: Auto to 1500 feet or Auto to 457 meters; Default = Auto. HELIX 5 DI: Auto to 600 feet or Auto to 183 meters; Default = Auto.
Zoom Level (Circular Flasher View, Ice Fishing Mode only) Settings: 1x, 2x; Default = 1x Zoom Level sets the magnification level for the Circular Flasher View when Ice Fishing Mode is turned on. When the Zoom Level is set to 1x, the Zoom feature is turned off. When the Zoom Level is set to 2x, the Circular Flasher View displays a 2x magnified view of the area you choose. Alarms Menu Tab From any view, press the MENU key twice to access the Main Menu System. The Alarms tab will be the default selection.
NOTE: When an alarm is triggered, you can silence it by pressing any key. The alarm will be silenced, and will not be triggered again until a new instance of the alarm condition is detected. Depth Alarm Settings: Various, see below. Depth Alarm sounds when the depth becomes equal to or less than the menu setting. HELIX 5: Off, 1 to 100 feet, or 0.5 to 30 meters; Default = Off.
HELIX 7: Off, 1 to 100 feet, or 0.5 to 30 meters (International Models only); Default = Off Fish ID Alarm Settings: Off, All, Large/Medium, Large. For example, if the Temp. Alarm is set to 58 degrees Fahrenheit, and the water temperature falls from 60 degrees to 58 degrees, the Temp. Alarm will sound. Similarly, if the water temperature rises from 56 degrees to 58 degrees, the Temp. Alarm will also sound. Alarm Tone Settings: High, Medium, Low.
NOTE: Menu options can be expanded or simplified by setting the User Mode to Advanced or Normal. See Main Menu: User Mode for details.
NOTE: Menu options are determined by your Humminbird model. See the following pages for full menu descriptions.
Sonar Menu, Advanced Mode. Beam Select sets which sonar returns from the transducer will be displayed on the screen. The available beam frequencies are determined by your Humminbird model.
HELIX SONAR models allow you to choose 200/83 kHz, 200 kHz, or 83 kHz (default = 200 kHz). Imaging Frequency (Down Imaging Views only HELIX DI only) Settings: 800 kHz, 455 kHz; Default = 455 kHz Imaging Frequency allows you to select which frequency to apply to the Down Imaging beams (455 kHz or 800 kHz). For the best overall image quality and depth, select 455 kHz. For the sharpest image (but limited depth capability), select 800 kHz. SwitchFire Settings: Max Mode, Clear Mode; Default = Clear Mode SwitchFire controls how the sonar returns are displayed in the Sonar Views.
Choose Max Mode to see only raw sonar returns on the display. When Max Mode is selected, you will see the maximum sonar information available within the transducer beam, so more fish arches and better jig tracking are shown. Fish ID Sensitivity Settings: Low = 1, High = 10; Default = 5 Fish ID Sensitivity adjusts the threshold of the Fish ID+ detection algorithms. Selecting a higher setting allows weaker returns to be displayed as fish. This is useful for identifying smaller fish species or baitfish. Bottom View Settings: Structure ID, WhiteLine; Default = Structure ID Bottom View selects the method used to represent bottom and structure on the display. Structure ID represents weak returns in blue and strong returns in red.
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If the Sonar Colors palette is changed, the Structure ID will display the strongest return as specified by the palette. NOTE: If the bottom is deeper than the Max Depth setting, the digital depth readout will flash, indicating that the Fishfinder cannot locate the bottom. HELIX 5 SONAR: Auto to 1500 feet or Auto to 457 meters; Default = Auto. HELIX 5 DI: Auto to 600 feet or Auto to 183 meters; Default = Auto. 2D Element in order to display depth in the digital readout window.
The 2D Element setting should not be used with a Down Imaging transducer. NOTE: Visit our Web site at humminbird.com to determine which accessory transducers are compatible with your Humminbird Fishfinder, or contact our Customer Service. DI Pings (Advanced, Down Imaging View only HELIX DI only) Settings: 2D + DI, DI; Default = 2D + DI DI Pings allows you to select which beams will be used to display returns in the Down Imaging view. Select 2D + DI to display returns from both the 2D sonar beams and the Down Imaging beams. Select DI to display returns from the Down Imaging beams only.
DI Colors (Down Imaging Views HELIX DI only) Settings: Blue, Amber 1, Amber 2, Brown, Green, Inverse, Gray, Green/Red; Default = Amber 1 DI Colors allows you to select which color palette you would like to use for the Down Imaging display. Setup Menu Tab From any view, press the MENU key twice to access the tabbed Main Menu, then press the RIGHT Cursor key until the Setup tab is selected.
NOTE: Menu options will vary depending on which accessories are attached to the unit. NOTE: Menu options can be expanded or simplified by setting the User Mode to Advanced or Normal. Settings: Various, see below. Units - Depth selects the units of measure for all depth-related readouts. The available Units - Depth settings are determined by your Humminbird model as follows:.
HELIX 5: Meters, Feet, Fathoms; Default = Feet. HELIX 7: Domestic Models: Feet, Fathoms; International Models: Meters, Feet, Fathoms. NOTE: It is important to back up your control head’s data files periodically. Data files should also be saved to your PC before restoring the unit’s defaults or updating the software. See your Humminbird online account at humminbird.com and the Waypoint Management guide. Select Views (Advanced) Select Views allows you to set the available views to either hidden or visible in the view rotation. The view will be removed from the view rotation if it is set to Hidden and will be displayed in the view rotation if it is set to Visible.
Enter a negative vertical measurement from the transducer to keel to read the depth from the keel. The available Depth Offset settings are determined by your Humminbird model as follows:. HELIX 5: -10.0 to +10.0 feet or -3.0 to +3.0 meters; Default = 0.0, or Off. Digits Format (Advanced) Settings: Small tenths, Large tenths, No tenths; Default = Small tenths Digits Format adds a tenth decimal place to the readouts such as Temperature and Depth. Use the settings to change the display of the decimal place or remove it from the digital readouts.
Examples of the different settings are displayed below. Demonstration Settings: Off, Visible; Default = Visible Demonstration controls whether the Demonstration Mode is visible or off.
The Demonstration Mode appears on the screen if you don’t press any keys during the warning screen at power up. Menu settings cannot be saved in Demonstration (see Power On and Start-Up Options Menu). Sound Control Settings: No Sounds, Alarms Only, All Sounds. Maintenance Your Humminbird fishfinder is designed to provide years of trouble free operation with very little maintenance.
Use the following procedures to ensure your Humminbird continues to deliver top performance. Control Head Maintenance It is important to consider the following precautions when using your Humminbird control head:. Troubleshooting Before contacting Humminbird Customer Service, please read the following section. Taking the time to review these troubleshooting guidelines may allow you to solve a performance problem yourself, and therefore avoid sending your unit back for repair. Fishfinder Doesn’t Power Up If your Fishfinder doesn’t power up, use the Installation Guide that also comes with it for specific.
Display Problems There are several main conditions or sources of possible interference that may cause problems with the quality of the information displayed on the control head. Look in the following table for some symptoms of display problems and possible solutions: Problem Possible Cause The control head loses. Finding the Cause of Noise Electrical noise usually affects the display with many black dots at high speeds, and high sensitivity readings. One or more of the following sources can cause noise or interference: Possible Source of Noise Isolation Other electronic devices Turn off any nearby electronic devices to see if the problem goes away, then turn them on one at a time to see if the noise re-appears. HELIX 5 Control Head Measurements Gimbal Mount 7.55 in (191.77 mm) VIEW 4.28 in MENU (108.71 mm) 4.64 in (117.86 mm) EXIT 2.90 in (73.66 mm) 3.30 in (83.82 mm) HELIX Control Head Measurements. HELIX 5 Control Head Measurements In-Dash Mount 7.55 in (191.77 mm) VIEW 4.28 in MENU (108.71 mm) EXIT 2.90 in (73.66 mm) 2.17 in (55.12 mm) HELIX Control Head Measurements. HELIX 7 Control Head Measurements Gimbal Mount 10.54 in (267.72 mm) 5.44 in 5.80 in (138.18 mm) (147.32 mm) 2.97 in (75.44 mm) 3.60 in (91.44 mm) HELIX Control Head Measurements.
HELIX 7 Control Head Measurements In-Dash Mount 10.54 in (267.72 mm) 5.44 in (138.18 mm) 2.97 in (75.44 mm) 2.17 in (55.12 mm) HELIX Control Head Measurements. IPX Rating.IPX7 Waterproof/Submersible @ 1m for 30 minutes NOTE: Product specifications and features are subject to change without notice. NOTE: Humminbird verifies maximum stated depth in saltwater conditions, however actual depth performance may vary due to transducer installation, water type, thermal layers, bottom composition and slope. IPX Rating.IPX7 Waterproof/Submersible @ 1m for 30 minutes NOTE: Product specifications and features are subject to change without notice. NOTE: Humminbird verifies maximum stated depth in saltwater conditions, however actual depth performance may vary due to transducer installation, water type, thermal layers, bottom composition and slope. 678 Humminbird Lane Eufaula, AL 36027.NOTE: A copy of the Linux operating system is not required to upgrade your fishing system. The Humminbird application software and control head include a separate service warranty.
Please see humminbird.com and the separate warranty card included with your unit for details. Contact Humminbird Contact Humminbird Customer Service in any of the following ways: Web site: humminbird.com E-mail: service@humminbird.com Telephone: 1-800-633-1468 Direct Shipping: Humminbird Service Department 678 Humminbird Lane Eufaula, AL 36027 USA Hours of Operation: Monday - Friday 8:00 a.m. (Central Standard Time) Social Media Resources: Facebook.com/HumminbirdElectronics.