Garmin eTrex Summit Owner's Manual - Page 44

Calibrating the Altimeter manually

Page 44 highlights

Reference Calibration The eTrex Summit can automatically calibrate the altimeter using GPS altitude. For optimum performance of the Altimeter, you should perform the calibration procedure entering either the correct elevation or barometric pressure. The eTrex Summit will calibrate the altimeter automatically using GPS altitude. If you know the exact current elevation or barometric pressure, you can calibrate the altimeter manually. Calibrating the Altimeter manually: 1. With the MENU Page displayed highlight 'CALIBRATE' and press ENTER. 2. Using the UP or DOWN Button highlight 'ALTIMETER' and press ENTER. 3. You will be asked 'DO YOU KNOW THE CORRECT ELEVATION'? Using the UP or DOWN Button select 'YES' or 'NO' and press ENTER. 4. If you selected 'YES'- the ENTER CORRECT ELEVATION Page will be displayed. Pressing the DOWN Button will move the highlight to the next number in the elevation field. With the desired digit selected, press ENTER to activate the drop down number list. Using the UP or DOWN Button select the correct number then press ENTER. When all numbers are entered correctly, highlight 'OK' and press ENTER. A message 'CALIBRATION COMPLETED SUCCESSFULLY' will be displayed, highlight 'OK' and press ENTER to end the calibration. 5. If you selected 'NO'-you will be asked 'DO YOU KNOW THE CORRECT BAROMETRIC PRESSURE'. Using the UP or DOWN Button, select 'YES' or 'NO' and press ENTER. 6. If you selected 'YES'- the ENTER CORRECT PRESSURE Page will be displayed. Pressing the DOWN Button will move the highlight to the next number in the pressure field. With the desired digit selected, press ENTER to activate the drop down number list. Using the UP or DOWN Button select the correct number then press ENTER. When all numbers are entered correctly, highlight 'OK' and press ENTER. A message 'CALIBRATION COMPLETED SUCCESSFULLY' will be displayed, highlight 'OK' and press ENTER to end the calibration. 42

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42
Reference
The eTrex Summit will calibrate the altimeter auto-
matically using GPS altitude.
If you know the exact cur-
rent elevation or barometric pressure, you can calibrate
the altimeter manually.
Calibrating the Altimeter manually:
1.
With the MENU Page displayed highlight ‘CALIBRATE’
and press
ENTER
.
2.
Using the
UP
or
DOWN
Button highlight ‘ALTIM-
ETER’ and press
ENTER
.
3.
You will be asked ‘DO YOU KNOW THE CORRECT
ELEVATION’?
Using the
UP
or
DOWN
Button select
‘YES’ or ‘NO’ and press
ENTER
.
4.
If you selected ‘YES’
— the ENTER CORRECT ELE-
VATION Page will be displayed. Pressing the
DOWN
Button will move the highlight to the next number in
the elevation field.
With the desired digit selected,
press
ENTER
to activate the drop down number list.
Using the
UP
or
DOWN
Button select the correct
number then press
ENTER
. When all numbers are
entered correctly, highlight ‘OK’ and press
ENTER
.
A message ‘CALIBRATION COMPLETED SUCCESS-
FULLY’ will be displayed, highlight ‘OK’ and press
ENTER
to end the calibration.
5.
If you selected ‘NO’
—you will be asked ‘DO
YOU KNOW THE CORRECT BAROMETRIC PRES-
SURE’.
Using the
UP
or
DOWN
Button, select
‘YES’
or ‘NO’ and press
ENTER
.
6.
If you selected ‘YES’
— the ENTER CORRECT
PRESSURE Page will be displayed. Pressing the
DOWN
Button will move the highlight to the next
number in the pressure field.
With the desired digit
selected, press
ENTER
to activate the drop down
number list. Using the
UP
or
DOWN
Button select
the correct number then press
ENTER
. When all
numbers are entered correctly, highlight ‘OK’ and
press
ENTER
.
A message ‘CALIBRATION COM-
PLETED SUCCESSFULLY’ will be displayed, highlight
‘OK’ and press
ENTER
to end the calibration.
The eTrex Summit can auto-
matically calibrate the altim-
eter using GPS altitude.
For
optimum performance of the
Altimeter, you should perform
the calibration procedure
entering either the correct
elevation or barometric pres-
sure.
Calibration