Garmin eTrex Summit Owner's Manual - Page 66
Appendix H, FAQ's
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Appendicies Appendices Appendix H FAQ's Can I use the eTrex Summit indoors? No. The DEMO mode is available, but we suggest that only dealers use it. Do I need to subscribe to a service to use the eTrex Summit? No. The GPS satellites are owned by the United States Department of Defense (DoD) and have been funded by U.S. taxpayers' dollars. Reception of GPS satellite signals is free to everyone. Does the eTrex Summit work anywhere in the world and in any weather? Yes. How accurate is a GARMIN GPS? The eTrex Summit is accurate to within 100 meters under the DoD-imposed Selective Availability (S/A). Without S/A, the eTrex Summit is accurate to within 15 meters. Using differential techniques, the eTrex Summit can be as accurate as 1-5 meters. Why can't I see the display in the daylight? Adjust the contrast (see page 9). Why can't I interface my computer with the eTrex Summit? Make sure that you have the correct INPUT/OUTPUT format selected on your eTrex Summit. What Grid Formats does the eTrex Summit Support? hddd.dddddo (degrees, decimal degrees) hdddomm.mm hdddomm'ss.s British Grid Dutch Grid Finnish KKJ27 Grid German Grid Irish Grid Qatar Grid Swedish Grid Swiss Grid Taiwan Grid UTM/UPS Grid W Mayalan R User Grid Maidenhead MGRS (Military Grid Reference System) New Zealand 64