Lowrance lms-350a 操作指南

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页码 93
22
ALARMS
The LMS-350A has three different types of sonar alarms. The first is the
Fish Alarm. It sounds when the Fish I.D. feature determines an echo or
group of echoes is a fish. Another alarm is the Zone Alarm which consists
of a bar. Any echo that appears inside this bar triggers the alarm. The last
alarm is called the Depth Alarm. Only the bottom signal will trigger this
alarm. This is useful as an anchor watch, a shallow water alert, or for
navigation.
To adjust an alarm, first press
the MENU key. Now press the
key next to the "Adjust Alarms"
label. The screen shown below
appears. Press the key next to
the “Set Depth or GPS Alarms”
to adjust the shallow or deep
digital alarms.Press the key
next to the "Set Zone Alarm" to
adjust the zone alarm. The fish
alarm doesn't have an adjust-
ment. It's either on or off.
The following section describes
each sonar alarm and its limits.
FISH ALARM
Use the fish alarm for a distinctive audible alarm when fish or other
suspended objects are detected by the Fish I.D. feature. A different tone
sounds for each fish symbol size shown on the display.
To turn the fish alarm on, press the MENU key, then press the key next
to the "Adjust Alarms" label. The screen shown above appears. Now press
the key next to the "Turn Fish Alarm On" label.
To turn the fish alarm off, repeat the above steps. The label on the Alarms
menu now reads "Turn Fish Alarm Off". Press the key next to that label
to turn the fish alarm off.