eTrex HC series Owner’s Manual
5
M
aIn
p
aGeS
3. Highlight
�pply
, and press
ENTER
to reset the
data fields. A confirmation message appears.
Calibrating the Altimeter
Because the altimeter relies on the barometric
pressure to determine the elevation and the pressure
at any given elevation can fluctuate, calibrate the
altimeter to increase its accuracy.
To manually calibrate the altimeter:
1. Press
MENU
>
Calibrate �ltimeter
.
2. At the message “Do You Know The Correct
Elevation?” select
Yes
. If you do not know the
elevation, select
No
to use the pressure option.
If you do not know the pressure, select
No
to
use the default GPS elevation.
3. Use the
ROCKER
to enter the new elevation or
pressure. Select
OK
.
Trip Computer Page
The Trip Computer page shows eight types of
navigation data. Choosing Big Numbers
arranges the
page in three large data fields.
Trip Computer Page
Each data field is selectable and can contain one of
many data information options. When the data field
title is selected, press
ENTER
to make a new choice.
Trip Computer Page Options
The option menu allows you to reset the Trip
Computer data when you are ready to start a new trip,
choose between Big or Small Numbers, and Restore
Defaults.
