f) Setting the buzzer
The buzzer of FS20 SN can be activated (3 selectable pitches) or deactivated.
1
2
hold down for 5 seconds
Status LED D1 flashes
2
1
3
Set buzzer function
52
3
4
4
LED D1 goes out
• Hold down buttons 1 and 4 simultaneously for
about 5 seconds until status LED D1 flashes.
• Use the four buttons to set the desired buzzer
function according to the table:
Button
Function
1
on, high tone
2
on, middle tone
3
on, low tone
4
off
• When the new status is entered, status LED D1
goes out.