Ninglu FS117, Руководство по эксплуатации и установке

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9
Operation
COLORS
There is a choice of the colors bar: 8 colors or 12colors
8 colors bar:
Red, orange, yellow, green, light green, lake blue, light blue, dark blue
12 colors bar:
Dark red, red, orange, ochre, yellow, light green, green, light blue, cyan,
gray, purple, blue.
SHALLOW
ALARM
The shallow alarm depth can be set between 0.8~10.0m.
If the shallow alarm function is on, it will sound an alarm when the sea
bottom becomes shallower than the set depth.
Press any key on the operator unit to mute the alarm.
BUZ
ZER
SW
ITCH
Turn the buzzer on or off.
“ ” indicates the buzzer is on.
“ ” indicates the buzzer is off.
UNIT
Choose the depth unit: m (Meter), fm (Fathom).