20
Main functions
of the device
Functions of the buttons
The top panel contains the following keys:
- on / off the device or exit from sleep mode
(during program execution).
- returns to the previous menu level; canceling.
- start / stop program.
– navigation buttons to navigate through the
menu (up / down).
- entrance to the menu items; add / remove
programs; confirm the action.
Turning on of the device
Before using the device, insert batteries or
rechargeable batteries that are provided by
delivery set, or connect it to the power network
using a power supply and USB-cable.
To turn the device on, press and hold at least for 5
seconds key
.
If the device does not turn on, check for
correct placement of batteries, clear their contacts,
as well as check the battery level.
