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3) The device does
not provide electrical
stimulation when in-
build electrode contact
the skin.
No electric stimulation mode
has been selected.
Open Programs or Frequency Menu and
select the necessary electrical stimulation
mode.
The contact area of the in-
build electrode with the skin
is not sucient.
Press the electrode tightly to the skin.
Slightly moisten the skin if necessary.
Zero intensity level is set. Increase the intensity level.
4) The device does not
produce sound signals
(mode switching on,
change of intensity
level, end of the mode,
etc.).
Sound is switched o.
Increase volume. Go to Settings → Sound
→ General.