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AGRA-GPS CRG User Manual

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CRG USER MANUAL
August 2022

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  • Page 1 CRG USER MANUAL August 2022...
  • Page 2 It is assumed that users of the products described herein have technical experience as well as an understanding of the fundamentals of agricultural machinery. In this manual, “CRG” may refer to the CRG-FENDT, CRG-CLAAS, or other variants. This manual and others related to the CRG may be found on the CRG product page: https://www.agra-gps.com/product/crg-chameleon-rtk-guidance Disclaimer While every effort has been made to ensure the accuracy of this document, Agra-GPS Ltd assumes no responsibility for omissions and errors.

  • Page 3: Important Safety Information

    • Power is supplied to the CRG even when the key is off. Power can be removed in 3 different ways: 1) Remove the connector from the CRG, 2) Remove the fuse supplying circuit power, or 3) Remove a battery lead while the machine is off.
  • Page 4 CRG. ISObus Apps The CRG comes with at least 2 ISObus VT applications (ISO apps) that will be loaded onto the John Deere monitor. The apps will automatically install themselves into the monitor after the first few minutes of the initial start-up. On subsequent power-ups the apps will load themselves from monitor memory much more quickly.
  • Page 5 AGRA-GPS Ltd. CRG User Manual Depending on the model of JD monitor, the CRG ISO apps may be found in different locations. On a John Deere Gen-4 monitor the application will be loaded in the ISObus VT section on the main page of the display.
  • Page 6 CRG User Manual Switching Between ISO Apps When accessing ISObus VT, the first page viewed may be the CRG-Bridge app. Before setting up the Bridge parameters, it is necessary to setup the CRG-Receiver app. To do this, pull up the app page using the button circled.
  • Page 7 Page 7 ……… NTRIP Settings Page 7 ……… Modem Settings Page 8 DIAGNOSTICS Page 8 SERIAL PORT UPDATES Refer to the CRG Firmware Update Manual Use this button to switch between the CRG app and the Bridge app August 2022 Page 4 of 15...

  • Page 8: General Settings

    WAAS (for North America) or EGNOS (for Europe). Modem Type: If the CRG was purchased with an optional cellular modem, the make of the modem is selected here. The “NTRIP Settings” and “Modem Settings” buttons are invisible if no modem is selected.

  • Page 9: Mount Settings

    Mount Direction: the direction of the front of the CRG. For example, when facing forward in the driver’s seat, if the CRG connectors are to the left, the Mount Direction should be specified as Right.
  • Page 10 NTRIP caster are specified within the phone app. • You may connect an external radio modem. Consult with Agra-GPS for options. If your CRG is equipped with an optional cellular modem, setup within ISObus VT is required.

  • Page 11: Serial Port

    Refer to page 12 for notes on normal indications and/or troubleshooting. Serial Port The CRG can send out serial NMEA text data, which may be used by various implements for tasks such as section control or application rate control.

  • Page 12: Bluetooth App

    5) Under Settings → Receiver, select the CRG device such as “AGRA-CRG-xxxx”, where xxxx is a unique identifier for your CRG. The CRG must be powered on in order to be found by your mobile phone. If you have multiple CRGs on different machines, you will need to reset this parameter each time you move to a different machine.
  • Page 13 The CRG-Bridge ISO App Each CRG comes with a Bridge ISO app tailored to a particular type of machine. If the CRG is connected to a John Deere machine, this Bridge app will not be visible or selectable. If on a non- JD machine, the Bridge app will only be selectable if Bridge = Enabled on the General Settings page.
  • Page 14 AGRA-GPS Ltd. CRG User Manual Auto-Steer Operation Note the AutoTrac Pie indicator on the JD monitor screen. With the CRG attached, you will usually see 2 quarters of the Pie displayed if everything is normal (Installed and Configured). To move the Pie to 3 quarters (Enabled), try pressing the Pie on screen. On some machines, you may have to select a physical enabling switch or button, often located on the armrest or overhead.

  • Page 15: Troubleshooting

    CRG User Manual SF1 & RTK Indicators In order to communicate with a John Deere monitor, the CRG identifies itself as having an SF1 signal at all times, even when no satellite signals are available. This does NOT mean you are receiving an SF1 signal, and also does NOT mean you have an SF1 license.

  • Page 16: Status Light

    AGRA-GPS Ltd. CRG User Manual Status Light The back side of the CRG (the connector side) contains a coloured status LED. The following indications are defined: Solid RED: A problem with the ISO/Implement bus (connecting to the JD monitor) Flashing RED:...

  • Page 17: Appendix A: Product Specifications

    AGRA-GPS Ltd. CRG User Manual Appendix A: Product Specifications Operating Voltage Range: 10 to 16 VDC, 12V nominal Power Consumption: less than 3W Operating Temperature: -20℃ to +40℃ ambient Weatherproof: NEMA 3X, IP65 ® Supported: Bluetooth BLE, RTCM-3.x, NTRIP 2.0...
  • Page 18 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. **DO NOT MODIFY** Changes or modifications not expressly approved by Agra-GPS Ltd could void the user's authority to operate the equipment.

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