SFS 16 C3
GB
│
IE
│
NI
│
CY
│
15 ■
Handling and operation
Selecting the signal type
The receiver can indicate the reception of a door-ring
signal either optically, acoustically, or optically and
acoustically.
♦ To select, move the signal type switch to the
desired position:
— acoustic ringer signal only, the selected melody
will be played
— optical ringer signal only, the signal display
flashes
— optical and acoustic ringer signal
Adjusting the signal sound volume
Press the VOL
button
repeatedly until the desired
volume is set.
quiet medium loud very loud