Fish Finder Help Needed?

I have a hummingbird bottomline fish finder tournament addition 1101, I know it is old school but It came with the boat I just bought. Does anyone know a site, or could even tell me how to read the markings on the screen. Thanks

This entry was posted on Friday, August 21st, 2009 at 7:17 pm and is filed under fishfinders. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.