Magellan Trailblazer XL Reference Manual page 9

This product is an excellent navigation aid, but does not replace the need
for careful orienteering and good judgement. Never rely solely on one
The Global Positioning System (GPS) is operated by the U.S. Government,
which is solely responsible for the accuracy and maintenance of GPS.
The accuracy of position fixes can be affected by the periodic adjustments
to GPS satellites made by the U.S. Government and is subject to change in
accordance with the Department of Defense civil GPS user policy and the
Accuracy can also be affected by poor satellite geometry. When the
accuracy warnings appear on the screen, use the data with extreme
Use only Magellan cables and antennas; the use of non-Magellan cables
and antennas may severely degrade performance or damage the receiver,
USE GOOD JUDGEMENT
device for navigating.
USE CARE
Federal Radionavigation Plan.
USE CAUTION
caution.
USE PROPER ACCESSORIES
and will void the warranty.