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Before first time using device, please fully charge the device.
Please dry the USB cavity before connection of charging or data transfer.
Before start training, please let antenna face to sky to get 3D fix
GPS status indicator
Button
Power/ESC
Press 2 seconds to turn on/off GB-580.
When GB-580 is on, quickly press this button will turn
on/off the backlight.
Press and hold this button for 14 seconds to do
hardware reset if the system is halted.
In Menu mode, press ESC button shortly to escape
from the current page and go back to the previous
page.
CAUTION !
Symbol Explanations
None: No signal
Solid: 3D fix
Solid with 1 bar: 3D fix with poor signal
Solid with 2 bar: 3D fix with good signal
Solid with 3 bar: 3D fix with strong signal
Timer icon
Cadence sensor
Clock alert
Heart rate monitor indication
Battery capacity indication
Description
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