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Furuno GP-39 Manual
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Summary of Contents for Furuno GP-39

  • Page 1: Table Of Contents

    GP-39 Mod el: Using the GP39 as an SCX-21 (NMEA0183) Display and Setting Device INDEX 1. Navigation Display for SCX-21 2. Setting Menus for SCX-21 3. Interconnection and Settings 3.1. Interconnection 3.2. Setting – Operation Mode 3.3. Update Guidance...
  • Page 2: Navigation Display For Scx-21

    1. Navigation Displays for SCX-21 The following display pages are added to the GP-39 with v3.01 software and above to show data from an SCX-21. Display Example...
  • Page 3: Setting Menus For Scx-21

    2. Setting Menus for SCX-21 In addition to the conventional GP-39 settings, the following items are added.  Prohibited GNSS satellite (QZSS, GPS, GLONASS, Galileo)  Offset (Heading, Pitch, Roll, SOG/3-Axis SPD, Air Pressure, Air Temperature)  Smoothing (SOG/COG, 3-Axis Speed, ROT) ...
  • Page 4: Interconnection And Settings

    39, the original antenna GPA-017 or GPA-C01 CANNOT be used. (2) In the configuration of an SCX-21 with a GP-39, the GP-39 NMEA0183 output port is occupied by the SCX-21. In order to output/input data from/to the SCX-21, utilize Data 2 and Data 3 ports of SCX-21.
  • Page 5: Update Guidance

    GP-39 will restart. 3.3. Update Guidance For a GP-39 with v02.01 or earlier, update to v03.01 or higher to connect to the SCX- If the GP-39 is already loaded with v3.01 or higher, change the operation mode to [SCX-21] to use the GP39 with the SCX-21.
  • Page 7 SCX20 FAQ How can the SCX21 be mounted? The SCX21 comes standard with a pole mount kit. This kit supports a 1” NPT. Optional mast mount kit is also available. Part # 001-556-240-00. This kit is used in combination with the pole mount kit. The SCX21 can also be surface mounted.
  • Page 8 What type of connector does the SCX21 use? The SCX21 uses a 16pin proprietary connector What connection cable is the SCX21 supplied with? The SCX21 is supplied with a 15-meter serial data/power pigtail cable. A 30-meter cable is optional. Part # 001-555-570. How many I/O ports does the SCX20 have? The SCX21 has one Three (3) NMEA0183 ports.
  • Page 9 When the GP39 is connected to the SCX21, what additional displays are available on the GP39? Does the SCX21 output Heave information for my Furuno Sounder? Yes, the SCX21 outputs Heave along with pitch and roll. What is the update rate of the SCX20 position/heading information? The SCX21 updates position and heading at 10hz.
  • Page 10 What satellite systems is the SCX21 compatible with? The SCX20 is compatible with GPS, Galileo (EU), GLONASS (Russia), and QZSS (Japan and Oceania). The SCX20 will track multiple GNSS Satellite Systems for heading calculation. Is the SCX21 compatible with any SBAS systems? The SCX21 is compatible with the following Satellite Based Augmentation Systems.
  • Page 11 SC30/IF-NMEASC installation What options are available for the SCX21? Options include mast mount kit, Bird repellents, Snow cover kit, GP39. For a complete list of available options, please visit the accessories page of the SCX21 on the Furuno USA website.
  • Page 12 SCX21 1815 12/24VDC FA70 SILENT MODE SWTICH 12/24VDC 12/24VDC Note: Grey and Purple wires from FA70 power/data cable allows connection to physical hardware switch to engage or disengage Silent Mode. When circuit is closed Silent Mode is activated and when circuit is open Silent Mode is deactivated.
  • Page 13 YELLOW/GRAY (RD+) (12-24VDC +) BLACK (12-24VDC -) RD=RECEIVE DATA TD = TRANSMIT DATA Furuno Part # 422-USB-CBL 422 TO USB Converter (1 METER) *Generic 422 to USB converter can be used* Learn more about marine electronics and navigation on our website.