Casio WSD-F20X User Manual page 50

Correct Altitude Using Location (WF/TL/AC)
Operation
Each tap of this setting item toggles between "ON" and "OFF".
Description
Select "ON" for this setting to perform auto altitude calibration based on the
watch's or your smartphone's location information (GPS). "OFF" must be
selected for this setting to perform altitude calibration manually using
Calibration".
Important!
This setting is not available while there is a connection between the WSD-
●
F10 and your iPhone.
When "ON" is selected for the Correct Altitude Using Location setting, the
●
correction operation is performed only when GPS reception is extremely
good. It is not performed in valleys, among buildings, or in any other location
where reception is poor. Since GPS information generally includes some
error, there may be error in relation to actual altitudes indicated locally. If
you want more accurate altitude readings, turning off this item and
performing the
indicated altitude values is recommended.
MAX Altitude Reset (WF)
Operation
Tap this setting item to immediately reset the high altitude value.
Description
This setting resets the high altitude value displayed by the Altitude and
Combination watch faces. Note that resetting does not change the setting to
0 meters. It changes the high altitude value to the highest altitude attained
over the past 24 hours.
Barometric Pressure Calibration (WF/TL/AC)
Operation
Tapping this setting item displays a barometric pressure input screen. Input
the current barometric pressure as measured by another accurate barometer.
Tap the digit of the value that you want to change, and then use
●
to change it.
To reset a manual calibration and display barometric pressure readings
●
based on pressure sensor measurements, tap C.
"Altitude Calibration" operation by manually inputting locally
EN-49
"Altitude
and