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Control functions which are active and selectable are backlit.
1
Power button: when touching the power button (1) the device can be switched on and
off respectively, also, the display can be turned on during the measurement. The button
flashes red when the device is in measuring mode or green when the device is in
standby mode.
2
Return button: by pressing the return button, the previous display in the menu is shown.
3
Confirm: to confirm a selection and to move forwards in the menu
4
Light sensor: detects ambient light
Display functions
5
Battery status:
•
yellow
→
battery is being charged
•
green
→
battery is fully charged, docking station is connected to the power supply
•
No light
→
docking station is not connected to a power supply
6
Bluetooth: blue light indicates connection to a paired receiver
7
Screen: the screen is an interactive touch and signal display
Switch-on /-off of the device
Switch-on
Place your finger on the power button (1) and follow the instructions on the screen.
Display unlock screen
Switch-off
Place your finger on the power button (1). The device starts to shut down: