Table of Contents
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User Manual
Problem Solving
Check each item.
Basic actions
Troubleshooting
Problem
The screen is not displayed.
The device does not react
even after performing an
operation.
The screen turns off or turns
blue during use
The clock turns off.
The time is not set correctly.
Measurement stops while
exercising.
You cannot start using the device immediately
after purchase until the device is charged. Charge
the device first. Also, nothing is displayed if the
battery runs out. Make sure you charge the battery
before use.
"Charging" on page 20
U
Is the battery running low? Charge the battery.
"About the battery" on page 26
U
If the device does not operate after charging, try
resetting the system.
"Resetting the System" on page 94
U
Perform a system reset.
"Resetting the System" on page 94
U
When you leave the device for a while, it enters
sleep status and the time display turns off. This is
not a malfunction as the display is restored the
next time a button is pressed or you move the
device. If the display is not restored, the battery is
running low. Charge the device.
"Charging" on page 20
U
Also, if Auto Sleep is set to off, the clock does not
turn off.
"Sys. Settings" on page 75
U
Set "Time Adjust" from Sys. Settings.
"Sys. Settings" on page 75
U
If the hour is different, check the time zone and
daylight-saving time.
"Sys. Settings" on page 75
U
When exercising slowly, such as when walking, we
recommend turning off the AT Pause function.
"Automatically Start/Stop Measuring (AT
U
Pause Function)" on page 40
91
Solution
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