Garmin eTrex tutorial videos - How to use a Garmin eTrex GPS. Struggling to use your Garmin eTrex GPS unit? Below are some great videos (if you don't mind the American accent) that will really help you get to grips with using an Garmin eTrex GPS unit. Waypoints - Learn the basics of creating & managing Waypoints on your Garmin eTrex 10, 20 or 30. How to - record a track using an eTrex 10/20/30: There is no advice in the Garmin operating manual for the unit. 1..Zoom buttons 2..Back button Sadly there is no option on the eTrex 20 and eTrex 30 to save tracks on their microSD card. Related Manuals for Garmin eTrex 30x. Garmin GPS RV 760LMT Owner's Manual. 24 pages. Garmin GPS nuvi 2597LMT Owner's Manual. 22 pages. Garmin GPS nuvi 2797LMT Owner's Manual. 22 pages. Garmin GPS echoMAP 50s Owner's Manual. 38 pages. Garmin GPS nuvi 760 Owner's Manual. eTrex 30x has an enhanced 2.2-inch, 65K color, sunlight-readable display. Durable and waterproof, eTrex 30x is built to withstand the elements. It has an upgraded interface yet retains its legendary toughness to withstand dust, dirt, humidity or water. On this page you find the Garmin eTrex 30x manual. Please read the instructions in this operator manual carefully before using the product. If you have any questions about your that are not answered in the manual, please share your question in the troubleshooting section on the buttom of this page. Find great deals on eBay for garmin etrex 20 manual. Shop with confidence. Skip to main content 61 product ratings - New Garmin eTrex 30x Handheld GPS with Color Screen and 3.7GB of Manual. $55.00. or Best Offer. Free Shipping. 6 new & refurbished from $40.00. Garmin eTrex 30 GPS The eTrex ® Touch 25/35 is the new Garmin family navigator, easy and fun to use. ETREX TOUCH For a leisurely ride through town or a commute to work, these are the perfect devices to have when it comes to mapping out your ride. The downside is, if your not familiar with Garmin products,