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eTrex HC series Owner’s Manual
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�ltimeter Page
(The Altimeter page is provided with the Vista HCx 
and Summit HC only.)
The Altimeter page shows you a profile of elevation 
changes over distance or time, or a profile of pressure 
changes over time. 
�ltimeter Page
Current 
elevation
Selectable 
data fields
Rate of ascent 
and descent
Range grid 
measurement 
scale
Elevation 
profile
Configure the profile field in the center of the page to 
show either elevation or ambient pressure plots.
Data fields at the top of the page are user selectable.
Altimeter Page Options
View Elevation Plot—Over Time or Over 
Distance—view over a set period of time or 
over a set distance.
View Pressure Plot—Barometer or Ambient 
Pressure—view a plot of elevation changes that 
occur over a set distance or view changes in 
barometric pressure for a set period of time.
Zoom Ranges—set the Zoom Ranges for 
elevation, distance, or time when you show 
the View Elevation Plot. Customize the View 
option displays using the Zoom Ranges option.
Change Data Fields—select the type of data 
you want to show in the data fields.
Reset—reset the elevation data and the 
maximum elevation data. 
Calibrate Altimeter—if you know the correct 
elevation for your location, increase accuracy 
by using the Calibrate Altimeter option.
Restore Defaults—clears recorded data from 
the page and begin recording new data.