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Low Battery Power
The second hand jumps at two-second
intervals.
30
Second hand
Dead Battery
All hands and the day indicator are stopped.
1
Charging Time Guidelines
The table below shows guidelines for
approximate charging times.
Charging Times Required for 1 Day of
Operation
Light Intensity
Approximate Charging Time
High
p
Low
A
8 minutes
B
30 minutes
C
48 minutes
D
8 hours
Times Required to Achieve Next Charge
Level
Light Intensity
Approximate Charging Time
Charge Level
1
Charge Level
2
High
p
Low
A
2 hours 27 hours
B
6 hours 101 hours
C
10 hours 164 hours
D
106 hours -
Charge Level 1 :
Time from dead battery until watch operation
starts.
Charge Level 2 :
Time from watch operation start until a full
charge.
Light Intensity
A Sunny day, outdoors (50,000 lux)
B Sunny day, near a window (10,000 lux)
C Overcast day, near a window (5,000 lux)
D Indoor fluorescent lighting (500 lux)
Note
Actual charging time depends on the
local charging environment.
Power Saving
Leaving the watch in a dark location for about
one hour between the hours of 10 p.m. and 6
a.m. will cause the second hand to stop, and
the watch will enter Level 1 power saving. If
the watch is left in this condition for six or
seven days, all hands will stop and the watch
will enter Level 2 power saving.
Level 1 :
Basic timekeeping functions are operational.
Level 2 :
Only the day indicator is operational.
Note
Note that the watch also may enter the
power saving state if its face is blocked
from light by your sleeve while you are
wearing it.
The watch will enter power saving from
the Timekeeping Mode only.
Recovering from Power Saving
Operation
Press any button or place the watch in a well-
lit area to recover from power saving.
Auto Time Adjustment
Your watch can receive time calibration
signals and connect with a phone to obtain
information that it uses to adjust its date and
time setting.
First Use of the Watch
Immediately after purchasing the watch, it will
acquire GPS location information and
configure a Home City based on your current
location.
l
Acquiring GPS Position Information
Manually
GPS signal (location information)
Normal Use of the Watch
Your watch automatically receives a time
calibration signal or GPS signal (time
information) regularly each day and adjusts its
time setting. This means its time setting is
always accurate without the need for any
adjustment by you.
l
Receiving a Time Information
Automatically
l
Auto Time Calibration Signal Receive
Time calibration signal
GPS signal (time information)
Note the following points that apply while the
watch is paired with a phone.
The watch does not perform auto receive of
time calibration signal or GPS signals (time
information).
Auto receive of time calibration signal or
GPS signals (time information) starts to be
performed again after there is no
connection between the watch and a phone
for more than one day.
Note
If the watch is unable to adjust its time
setting automatically for some reason,
you can trigger a GPS signal receive
operation manually.
l
Acquiring GPS Time Information
Manually
l
Acquiring GPS Position
Information Manually
Operation Guide 5531
5
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