Function Limitations
●
How temperature affects watch
functions
This functions below are disabled while the
temperature of the watch is less than
approximately -10°C (14°F) or greater than
approximately 60°C (140°F).
●
GPS signal and time calibration signal
receive operation
●
Solar charging
●
Hand and day indicator alignment
adjustment
Troubleshooting
Signal Reception (GPS)
Q1
The watch cannot perform a receive
operation.
Is the watch’s battery charged?
Signal reception is not possible while
battery power is low. Keep the watch
exposed to light until it recharges
sufficiently.
l
Is the watch in the Timekeeping Mode (not
Airplane Mode)?
Signal reception is possible only while the
watch is in the Timekeeping Mode (not
Airplane Mode).
l
After checking the above, the watch still
cannot perform a receive operation.
GPS signal reception is not possible
under the conditions described below.
●
During power saving
●
While the crown is pulled out
●
While the watch temperature is less
than approximately -10°C (14°F) or
more than approximately 60°C (140°F)
Q2
The second hand remains at “T+P” or
“T (TIME)” during the signal receive
operation.
The watch may be receiving leap second
information.
l
Q3
The signal receive operation always
fails.
Is the watch in a location that is appropriate
for signal reception?
Check your surroundings and move the
watch to a location where signal reception
is better.
l
Appropriate Signal Reception Location
Is the face of the watch pointed straight
upwards at the sky?
Minimize movement of the watch while the
receive operation is in progress.
When the watch is set up for auto receive,
take care to avoid covering the watch face
with the sleeve of your clothing.
Q4
Signal reception should have been
successful, but the watch’s time and/
or day is wrong.
Is your Home City (time zone) setting
correct for your location?
Change your Home City (time zone)
setting so it correctly indicates your
location.
l
Acquiring GPS Position Information
l
Do the hand and/or day indicator look out
of alignment?
Correct hand and day indicator alignment.
l
Adjusting Hand and Day Indicator
After checking the above, the time and/or
day settings is still wrong.
Adjust time and day settings manually.
Signal Reception (Time
Calibration Signal)
Q1
The watch cannot perform a receive
operation.
Is the watch’s battery charged?
Signal reception is not possible while
battery power is low. Keep the watch
exposed to light until it recharges
sufficiently.
l
Is the watch in the Timekeeping Mode (not
Airplane Mode)?
Signal reception is possible only while the
watch is in the Timekeeping Mode (not
Airplane Mode).
l
Is your Home City (time zone) setting
correct for your location?
The watch will not indicate the correct time
if the Home City (time zone) setting is
wrong. Change your Home City (time
zone) setting so it correctly indicates your
location.
l
Acquiring GPS Position Information
l
After checking the above, the watch still
cannot perform a receive operation.
Time calibration signal reception is not
possible under the conditions described
below.
●
When watch is at Level 2 power saving
●
When the crown is pulled out
●
While the watch temperature is less
than approximately -10°C (14°F) or
more than approximately 60°C (140°F)
If successful reception is not possible for
some reason, you can adjust the time and
day settings manually.
Operation Guide 5454
12