Casio WSD-F20X User Manual page 64

1021
Sensor problem.
Correct readings are not
possible. Frequent
appearance of this
message could indicate
malfunction.
9000
Some problem occurred
with the watch. Power
will turn off shortly.
9001, 9002, 9003
Some problem occurred
with the watch. Power
will turn off shortly.
9010
Watch temperature is
high. Power will turn off
to protect it.
This message may indicate problem with the
watch's built-in pressure sensor,
accelerometer, or gyrosensor.
If this message keeps appearing, request
servicing by your original retailer or authorized
CASIO service center.
To restart the watch, first charge it for at least
one hour. Next, hold down the power button for
about 12 seconds until the display goes white.
Take your watch to an authorized CASIO
service center or to your original retailer for
inspection and repair.
Remove the watch from your wrist and leave it
in a location that is not exposed to direct
sunlight, where the temperature is between
10°C and 30°C (50°F and 86°F) to allow the
watch to cool down. You will be able to turn the
watch on again after it reaches a lower
temperature.
EN-63