Epson Runsense SF-810 User Manual - Page 88

Caution, Problem solving

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Troubleshooting Caution O If there are issues with charging or data transfer, clean the contact points and sensor on the product and the cradle with a damp cotton bud and allow them to air dry. O If product operations become unstable or if functions do not operate correctly, perform a system reset (hold down all four buttons at the same time). Problem solving Basic functions Problem Nothing displays on the screen. The product does not react to button presses. The screen turns off or turns blue during use. The screen turns off. The time is not set correctly. Solution The battery needs to be charged before use. Charge the battery. See "Charging" on page 14. The battery needs to be charged before use. Charge the battery. See "Charging" on page 14. If the product does not operate after charging, reset the system. See "Resetting the system" on page 89. Perform a system reset. See "Resetting the system" on page 89. When you do not use the product for a while, it enters sleep mode and the display turns off. This is not a malfunction as the display is restored when you press a button or move the product. If the display still doesn't work, charge the product. See "Charging" on page 14. To prevent the product display from shutting off, disable the Auto Sleep setting. See "System Set. options" on page 76. Set Time Adjust in the Sys. Settings menu. See "System Set. options" on page 76. If the time is still incorrect, check the Time Zone and DST (daylight-saving time) settings. See "System Set. options" on page 76. 87

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Troubleshooting
87
Caution
O
If there are issues with charging or data transfer, clean the contact points and sensor on the product and the
cradle with a damp cotton bud and allow them to air dry.
O
If product operations become unstable or if functions do not operate correctly, perform a system reset (hold
down all four buttons at the same time).
Problem solving
Problem
Solution
Basic functions
Nothing displays on the screen.
The battery needs to be charged before use. Charge the
battery.
See “Charging” on page 14.
The product does not react to
button presses.
The battery needs to be charged before use. Charge the
battery.
See “Charging” on page 14.
If the product does not operate after charging, reset the
system.
See “Resetting the system” on page 89.
The screen turns off or turns blue
during use.
Perform a system reset.
See “Resetting the system” on page 89.
The screen turns off.
When you do not use the product for a while, it enters
sleep mode and the display turns off. This is not a
malfunction as the display is restored when you press a
button or move the product. If the display still doesn’t
work, charge the product.
See “Charging” on page 14.
To prevent the product display from shutting off, disable
the Auto Sleep setting.
See “System Set. options” on page 76.
The time is not set correctly.
Set Time Adjust in the Sys. Settings menu.
See “System Set. options” on page 76.
If the time is still incorrect, check the Time Zone and DST
(daylight-saving time) settings.
See “System Set. options” on page 76.