R
RR
A
AA
I
II
N
NN
0
00
6
66
0
00 Operating features
6
2.2. Regulation of display’s contrast
To facilitate the adjustment of the contrast, it was added a direct control from the keyboard.
To increase the contrast, keep contemporarily pressed for some seconds these two keys:
and
To decrease the contrast, keep contemporarily pressed for some seconds the two keys:
and
The new contrast is automatically saved.
TIME IRRIGATION key
SPEED key +