JARDUM.core Manual

Published Date: July 16, 2019

This manual includes the latest information available at the time it was published. This manual describes features that may or may not be on display because of optional features not included on this device, model variants, country specifications, features/applications that may not be available in your region or changes after the printing of this manual. We reserve the right to make changes in the product after that time without notice.

Product Information

The Jardum.tech display is designed for instrumentation and control on electronically controlled engines communicating via CAN bus. This device serves as a multifunctional tool that provides GPS tracking, a multimedia display, and engine data. Included with this manual is the 700 infotainment kit.

Care and Maintenance

General maintenance is not required: however, It is recommended to use a soft cloth for cleaning the unit. Window cleaner or alcohol can also be used to clean the glass portion of the display. Do not use harsh or abrasive cleaners on the unit.

Inserting Flash Drives / Media Players

You can use optional flash drives and media players with the device. You can use a flash drive to record preset settings and transfer data such as waypoints and tracks. This device supports FAT32 or exFAT formats. Instructions to access the USB slot below with pictures.

User Interface

The device interface provides access to all of the features in the device. The features are dependent on the accessories you have connected to the device and may need to be enabled through your dealer. You may not have all of the options and features discussed in this manual.

Status Bar

The status bar appears at the top and bottom on your device. This area always displays the time, connected Bluetooth device, and error messages and meaning like no-GPS signal. This area also displays the current stereo source or engine speed and rpm levels depending on the page that is selected.

Full Screen Pages

The pages along the left of the screen provide quick access to the main features of your device. Pages adjust the appearance of the user interface to increase the viewing area of the current page. For example, the stereo displays a view related to the media player features. You can edit the pages you commonly access in settings. Below is a list of pages:

  • Engine Data
  • Stereo
  • Map
  • Ballast/Tabs
  • Switches

Note: Each page re-positions critical gauges and settings to the top and bottom of the screen. Current speed and volume levels move to the top in the status bar, and other engine data move to the bottom bar.


The main page loaded is the engine data display. This page varies between different models. You can access different functions and settings from here. To open a different page, tap an icon on the left column of the main display. To access the settings page, tap on the hamburger icon at the top right corner. Tapping on the gauge enlarges the gauge. Tap again to reduce to fit the page.

This area displays all of the vital engine gauges and system information for the vehicle/vessel in a large, easy to read format. They are as follows:

  • RPM
  • MPH
  • Engine Temperature
  • Fuel
  • Oil Pressure
  • Battery Voltage

When one of the tell-tale icons and indicators comes on and stays on, it alerts the operator issues with the vessel/vehicle that may be a problem. Check the section that explains what to do.

Camera Page

Camera Page

A device equipped with cameras, the camera pop-out allows vessel/vehicle drivers to watch areas of interest without diverting their eyes from the safe operation of the vessel/vehicle. Switch between two cameras by tapping the camera page. To return to the main page, tap outside of the camera page.

Switches Page

If the device is equipped with switches, the Switches icon appears on this page and allows the operator to controls for both the lights and switches on the vessel/vehicle. Touch each component to turn on or off.

Switch Output Types

Each switch may function differently based on the function it produces. Below is a list of supported switch types.


A push button that is only engaged while it is being pressed.


A switch that maintains on/off after being pressed.


A switch that maintains 3 different levels of intensity after being pressed.


A switch that automatically runs for 4 minutes after powering on (per USCG). There is still a button for manual control. 

Switch Control

A switch to Battery - or Battery + to an input will turn on the corresponding output (ie input 3 turns on output 3). Note: Nothing is shown on screen,

Switch Control with Indicator

Same as Switch Control, but there is a button on screen that only shows off/on status. Touch control will not work.

Always On

Status is not displayed on the screen. Always with fuse protection.

All these output will have a notification if there is an over current or short circuit situation.

Full-Screen Switch Display

The switches page can also appear on the left column as a full page switch page. Tap there to open the Switch page

By tapping on the music icon, you can access the stereo page. This feature provides universal control to the audio system.

This area always displays the current stereo source and the volume level of the audio system. Tapping the +/- on the volume level increases or decreases the volume. Tapping the volume horn icon mutes or unmutes the audio system.

Playing the Radio

The Music Player contains the following items:

  • Currently playing track and artist (or radio station).
  • Previous Track/Next Track - skips to the previous song or the next song if using USB input or Bluetooth or it changes the frequency/channel if using AM or FM.
  • Play/Pause - toggles Play/Pause if using USB input or Bluetooth.
  • Source - displays the currently selected audio source.
  • Favorites - toggle a favorite channel on/off.
  • If using USB input or Bluetooth, the shuffle and repeat button appears.

Dynamic Source Button

The Dynamic Source button is the first button on the left on the media player

The Zone Control page allows the operator to individually adjust the volume level for each of the zones of the vessel/vehicle.

The master volume controls the volume level of all zones, uniformly maintaining zone output percentages. Each zone has a zone output percentage that can be controlled independently through the zone control page.

Zone Control

The Zone Control page allows the operator to individually adjust the volume level for each of the zones of the vessel/vehicle.

The master volume controls the volume level of all zones, uniformly maintaining zone output percentages. Each zone has a zone output percentage that can be controlled independently through the zone control page.

Storing Favorites

Favorites stored in the area at the right of the media player display. Tap the star radio icon to save the current station as a favorite. Tap a favorite in the favorites location to recall a favorite station. To remove a favorite select the station and tap the star radio icon.

Playback using an External Source

The media player system is USB and Bluetooth compatible.

Playback using USB

To play media on a USB device, connect the device to the displays USB port. Press the library on display and add music to the queue to begin playback.

USB Browse Menu

Tap the Library icon to display the media library. The browse files function brings up a pop-up menu that allows the operator to navigate through the folders and files loaded through USB. Please note that it may take a while for the system to load all of the folders/files stored on the connected device.

Playback using Bluetooth

View the “Bluetooth Settings” section to learn how to pair your Bluetooth media player.

Music Queue

You can quickly add music to the music queue- the list of songs you’ll be listening to next.

  1. Find an album/artist or song you want to play.
  2. Tap the add to queue button.
  3. Use the buttons on the bar at the bottom of the page to control playback, shuffle songs, or repeat songs.
  4. To see the full list of songs, select the music note icon.

To clear the queue, tap on “Clear All.”

The map feature displays map data and navigation, to access the Map page, press the map key.

Map Interface

Tap the Map icon to access the navigation page. Features displayed in the navigation page can be selected to adjust navigation preferences.

  • Current Location
  • North up / Course Up
  • View Waypoints and Trails
  • Set Waypoint
  • Zoom In
  • Zoom Out

North up / Course Up toggles orientation of the map. Course Up rotates the map according to the front of the boat is pointed. North Up always orients the map to where North is at the top of the screen. You can tap the button again to change the view to North Up or Course Up.

Zoom +/- can be used to adjust the scale of view on the map. To configure the zoom scales between English and metric units see General Settings.

Waypoint Manager

Waypoints allow the operator to mark certain areas of interest.

This page shows the saved waypoints and when selected distances relative to your current location. Each waypoint contains functions that can be selected.

  • Locate Waypoint: Points the cursor to the selected waypoint.
  • Show on Map: Moves the map to the selected waypoint.
  • Edit: Rename the name of the waypoint.
  • Delete: Removes the waypoint.
  • Dismiss: Dismisses the current waypoint information.
  • Set Color: Tapping on the waypoint icon changes the waypoint pin color.

Track Manager

Tracks allow the operator to save the track, or path of the vehicle.

To create a new track tap on edit on the Track and give it a name.

This page shows the saved tracks. Each track contains functions that can be selected.

  • Visibility: Turn on/off the visibility of the track on the map.
  • Edit: Rename the name of the track.
  • Delete: Removes the track.
  • Set Color: Tapping on track icon changes the track paths color.

The Wake page displays the current state of the ballast, tabs and cruise control, to access the Wake page tap on the Wake button.

Adjusting Ballast Levels

If your boat contains integrated ballast tanks that use pumps to fill or drain the tanks with water. The operator can manually turn the ballast pumps on/off to fill or drain the ballast tanks.

From the ballast page, the operator can fill or empty all ballast tanks by touching “All Up Arrow” or “All Down Arrow” icon. To pause the filling process, tap STOP. To adjust individual ballast tanks, touch the “Up” or “Down” arrows at the top or bottom of the ballast tank to be filled or emptied.

Note: The pump stays on and continues to fill until the tank is full (100%) or empty (0%).

Adjusting Tab Levels

Tabs allow you to precisely dial in your wakes and waves by sculpting the water as it leaves the hull bottom.

From the tab page, the operator can make adjustments to each tab by touching the up and down arrows.

Rider Profiles

With Rider Profiles, you can easily create and manage personalized user experience preference for the perfect ride. This device comes with 3 preloaded rider profiles and the ability to create new rider profiles. When a rider profile is in the selected state, four options are displayed:

Activate a Rider Profile

Tap the rider profile again, and a prompt pops up to confirm to switch to the selected settings, tap yes to activate the rider profile.

Create New Rider Profile

Tap to save the current settings to the current profile or a new profile.

Edit a Rider Profile

Edits the rider profile, If pressed, the keyboard appears prompting the operator to change the name of the profile.

Delete a Rider Profile

Tap to delete the current profile or another profile. If pressed, a prompt appears prompting the operator to confirm deleting the profile.

Zero Off GPS Cruise Control

Boats equipped with Zero Off speed control software with this device system can use the Zero Off feature that allows precise, easy-to-use digital speed control that is useful for maintaining a constant cruising speed.

The ECM includes Zero Off cruise control. The display only provides a set speed and cruise enables the toggle to the ECM. A complete ZO system consists of a Zero Off enabled ECM, zero off enabled GPS puck, and display. All three must be functional and communicate for Zero Off to operate.

Touch the Zero Off GPS Speed Control button to engage cruise and touch again to regain throttle authority and tapping the +/- increases or decreases the set speed.

Note: Throttle position when the cruise is engaged serves as an RPM limiter. The engine does not exceed RPM level at throttle position. Pulling the throttle back cancels the cruise, and manual throttle resumes.

Zero Off is available on marine engines equipped with an E Controls ECM. For issues with Zero Off or to determine compatibility, please consult with your dealer or engine manufacturer.

Zero Off: Off State.
Zero Off: On State

Settings Menu

This Main menu displays a variety of settings you can use to tweak your device, to access the main menu press the main menu button.

Use Settings (located on the top right corner) to configure and customize the settings of your device.


To set the units go to Settings > General > Units. Choose US Customary or metric units by tapping the selection. The desired item is displayed next to Units.


This option sets the display language on the device. To set the language, go to Settings > General and press Language and select the appropriate language.

Time and Date

This option sets the display time and date in the menu bar. To set the time and date, go to Settings > General, and press Clock and the following settings display as follows:

Use GPS Time

When your device connects to a GPS network, it automatically updates its clock to correspond to your current time zone. If you are unable to connect, you can manually edit the time by turning this setting off. When the setting is off, tap the setting to change and use the number pad to enter in the correct time and day.

Note: When ‘Use GPS Time’ is off both ‘Time Zone’ and ‘Daylight Savings’ are both disabled.

Time Zone

When ‘Use GPS Time’ is on, use the Time Zone settings to change the time zone to local time manually.

Daylight Savings

You can use Daylight Savings setting to have your device automatically adjust for time zone changes and for daylight saving time.

Software Version and System Upgrade

Dealers may deliver software updates or changes to improve the stability, performance, and security of your device. Check with your dealer for new software releases.

Note: The software upgraded file must be saved to the root of a USB flash drive with FAT32 or exFAT formatting when upgrading the system.

To view the software version, go to Settings > General and scroll down to see the version of the device next to the Software Version.

To update your device, use a computer to store the required files on a USB flash drive and connect a USB flash drive to the device and follow the required steps.

  1. Download and copy the software upgrade file to the root of the USB flash drive.
  2. Plug your flash drive into your device.
  3. To update the software, go to Settings > General > Update Software
  4. Choose the software and tap Confirm and wait for the display to load.
  5. Remember to remove the USB flash drive and put the connector cover back in place when done.

Note: Your system configurations (user settings) do not get removed when you upgrade to another software version. You can also downgrade to a previous software release.

Reboot to Loader

If a system update is unable to work this option allows the device to bypass any issues with the device and load straight the boot page to load a software on the device. Tap on ‘Reboot to Loader’ to load boot screen. To update your device, use a computer to store the required files on a USB flash drive and connect a USB flash drive to the device and follow the required steps.

  1. Download and copy the software upgrade file to the root of the USB flash drive.
  2. Plug your flash drive into your device.
  3. To update the software, go to Settings > General > "Reboot to Loader"
  4. The device should restart and enter the Loader menu, from here use the up/down arrows to select the desired file.
  5. Tap the right or select arrow to begin installation.
  6. Remember to remove the USB flash drive and put the connector cover back in place when done.


  • Files are of type .gciBIN, .pv1, or .tar.gz.
    Note: Some computers may try to uncompress the files. Ensure that the downloaded file has the same extensions as the intended file.
  • Thumbdrives must be formatted as FAT32.
  • If “Reboot to Loader” or “Update Software” are not available menu options, then power off the unit. Power the unit back on while holding the bottom right key. This should force the unit into loader.
  • If the unit does not have buttons or a circle in plastic, power the unit while holding a strong magnet to the bottom of the cutout located at the top of the display.
  • If the touch screen is unusable a file with "_REBOOT_TO_LOADER_.txt" can be placed on the USB drive and it will load the software on the screen.
  • If the unit does not properly load or does not recognize the thumb drive, try a different USB drive. If the unit continues fails to load properly, check the USB drive for a loader.log file. Email support@jardum.com and include as much of the following data as possible:

    Model (ie. PV450)
    Part Number
    Serial Number
    Loader.Log file
    Loader Version
    Application Version
    Any Loader Errors

Restore Factory Settings

Restoring factory settings destroys all custom settings such as rider profiles and settings and returns your device to factory defaults. To restore factory settings, go to Settings > General and tap Restore Factory Settings. Going back to the last imported jinst/jset settings (Restore Factory Settings) vs completely wiping all NV data back to the pv1's defaults (Factory Reset)

Restricted Settings

Restricted area for Dealers only.

You can customize the display settings to make the screen easier to see with the following settings below.

Adjusting the Backlight

To adjust the device screen brightness, go to Settings > Display and use the arrows to adjust the brightness from 0-100.

GPS / Ambient Auto-Brightness

On supported models, use GPS or Ambient Auto-Brightness to automatically adapt the brightness of the display to match the light in your environment. To access this menu, go to Settings > Display > Brightness and tap on the settings to enable.

Note: GPS brightness uses GPS time of day and GPS location to determine sunrise/sunset and dims the display accordingly.

Ambient Auto-brightness uses an external light sensor (sold separately) to determine brightness level

Theme Color

The primary theme color of the system can be selected using a color picker.

Theme Secondary Color

The secondary theme color of the system can be selected using a color picker.

This device is Bluetooth compatible. To connect Bluetooth, follow these steps:

Bluetooth on the settings display, the following may appear: Device List: Tap to connect to a different device source, disconnect, or delete a device. Discover Device: Tap to add a new device.

Pairing a Bluetooth Accessory

To pair a Bluetooth accessory, tap Settings > Bluetooth > Discover Device, before touching confirm to scan for new devices, ensure your device has Bluetooth enabled and set to scan for devices. Select your device from the list of available devices shown on the list. A pairing request screen appears on both the device and your device. Tap the prompt to approve the paring.

After you pair your accessory, you can use it with your device. To pair multiple Bluetooth accessories, repeat the steps in this section. You can also learn how to switch audio sources for your device. Your devices stay paired until you unpair them.

Unpairing a Bluetooth Accessory

To unpair, a Bluetooth accessory, tap Settings > Bluetooth > Device List, find the device you want to unpair and tap the trash bin icon to unpair the device.

When you Unpair a Bluetooth on your device, that accessory removed from the list of available Bluetooth devices, to add the Bluetooth accessory to your device again, place it back in discovery mode, and repeat the steps above to pair it again.

You can customize the map settings to make the navigation more comfortable to use with the following settings below.

Satellite Status

The Satellite Status view only page gathers data on prevailing satellites and show the proximity of each, It also displays the following information:

  • Longitude
  • Latitude
  • Number of Satellites
  • Strength

Show Tracks

Toggling between on and off changes the visibility of tracks on the map.

Show Waypoints

Toggling between on and off changes the visibility of waypoints on the map.

Map Color

The system has three preloaded colors, Blue, White, and Black to adjust the map color.

Importing or Exporting Tracks and Waypoints

You can bring your Tracks and Waypoints from one device to another, by manually exporting them and then importing them on another device.

Importing Tracks and Waypoints

  1. Load a *.gpx file onto a flash drive.
  2. Insert a flash drive into a USB port on display.
  3. Go to Settings > Map > Import Tracks/Waypoints
  4. Select and import the tracks or waypoints loaded on the flash drive.

Exporting Tracks and Waypoints

  1. Insert a flash drive into a USB port on display.
  2. Go to Settings > Map > Export Tracks/Waypoints
  • If you select Tracks, you individually select which tracks to import.
  • Waypoints automatically export all waypoints on the device.

From Audio on the settings display, the following may appear:

Tuner Region

The tuner allows you to adjust your signals to be received by regions. The regions that can be selected are North America, Europe, and Australia.

Amplifier Outputs

Note: This current menu item is only editable to Factory and Dealer users.

Name Zones

If you have wired your vessel’s speakers into zones, you can rename those zones to describe the zone. To change the name, tap on the zone to rename and enter the new name.




CAN Bit Rates


CAN Termination


Fuel Sender Location

To modify the fuel sender unit tap on these settings and tap the appropriate option.

Fuel Sender Calibration

The fuel tank calibration process is the step-by-step fuel tank refueling from “Empty” up to “Full,” with a predefined amount of fuel for each step, and fixing the mapping between the level code and volume in the calibration table. Tap to begin the process and follow the steps shown on the page.

Configure Gauges

This option allows you to display key features on the vessel/vehicle on the bottom bar of the device. To configure the displays, tap on Footer option, and tap on the data to display on the bar.

Camera Page

This option enables the view of Camera Page on the Engine Monitoring Page.

Modifying Cameras

To modify the view of the camera tap on Camera 1 or 2 and select the appropriate settings from the options as follows: Mirrored, Not Mirrored,

Engine Diagnostics

Engine Diagnostics displays a list of engine fault codes and descriptions. Tapping on “Get Stored Engine Faults” sends a request to the devices on the bus to report any errors found.