Operating instructions

- Special functions -
74
Programming steps Indication in the display
1. Press the button followed
by four presses of the
(d)
button.
The
symbol flashes
2. Confirm with .
1/1 ++ (volume level 2 as the factory
setting)
3. You can now adjust the volume
using the
(b) and (d)
buttons.
1/1 + or ++ or +++ or ++++
4. Confirm with .
1/1 + or ++ or +++ or ++++
5. Exit programming with the
button.