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Updates & Downloads


GC 100 software version 2.00

as of December 3, 2018

Download (1.19 MB)

View installation instructions


Change History

Changes made from version 1.10 to 2.00:


Installation Instructions

  1. A maximum size 32GB SD card, formatted to FAT32, with 2GB of free space is needed for this update.
  2. Click on 'Download' and choose to save the file to your computer.
  3. Choose a location where you can easily find the file, such as the 'My Documents' folder or 'C:\'.
  4. Once the download is complete, go to the location where you saved the file.
  5. Double-click on the downloaded file. This will automatically extract the files and run a program to transfer the software update to an SD card.
  6. Power on the chartplotters on the Garmin Marine Network.
  7. Insert the card into the card slot of a device on the Garmin Marine Network. Dismiss the window that is automatically displayed. If you do not have a device with a card slot, please see your dealer.
  8. Select the Video function and select the GC 100 you wish to update as the Video Source.
  9. Select Menu and select Video Setup to bring up the video setup menu.
  10. Select Update Software and follow the on screen instructions. If the Update Software button is not available, the selected GC 100 is already up to date.
  11. After installation is complete, you can update other GC 100 cameras in the system by repeating steps 8-10.