Lowrance electronic X-28 Benutzerhandbuch

Seite von 30
13
Digital
This is the digital only screen. It shows the
digital depth display at the top of the screen in
very large numbers. The shallow and deep
alarm settings are displayed beneath the
digital depth. No chart shows on this screen.
ALARMS
FISH ALARM
The Fish Alarm sounds a tone when a fish
symbol appears on the screen. To use the
fish alarm, press a menu key until the “FISH
ALARM” menu appears on the screen. Now
press the up arrow key to turn the alarm on.
Repeat the above steps to turn the alarm off.
DEPTH ALARMS
The depth alarms are triggered only by the
bottom signal. No other echoes will activate
these alarms. The depth alarms consist of a shallow and deep alarm. The
shallow alarm sounds an alarm tone when the bottom goes shallower than
the alarm’s setting. The deep alarm sounds a tone when the bottom goes
deeper than it’s setting. Both alarms adjust the same, although through
different menus.
Shallow Alarm
To set the shallow alarm, press a menu key
repeatedly until the “SHAL ALARM” menu
appears. Press the down arrow key to in-
crease the shallow alarm's depth setting, the
up arrow key decreases it. The number in the
shallow alarm’s menu box shows the current
shallow alarm setting. When the number
reaches the desired setting, release the ar-
row key. When the bottom depth goes shal-
lower than the alarm’s setting an alarm tone