sounds. At the same time the alarm sounds, a message box appears on the screen as shown at right.
Press the up arrow key to silence the alarm. This will turn the alarm sound off until the shallow alarm is triggered again.
To turn the alarm off, press a menu key until the shallow alarm menu appears. Then press the up arrow key until the word “OFF” ap- pears.
Deep Alarm
The deep alarm adjusts the same as the shallow alarm. Use the “DEEP ALARM” menu to adjust the deep alarm. When the bottom signal goes deeper than the setting, an alarm tone sounds.
LIGHTS
The X-28’s display is backlighted for night use. To turn the backlights on or off, press a menu key repeatedly until the back light menu appears. Now press the up arrow to turn the lights on or the down arrow to turn them off. The menu will clear automatically after a few seconds.
FEET/METER
The X-28 can show the depth in feet or meters When the unit is in the metric mode, all depth readings, ranges, zooms, and alarm settings are in meters. When a unit is in the feet mode, all of the above settings are in feet.
To change from feet to meters or vice-versa, press a menu key until the FEET/METER menu appears as shown at the bottom of the previous page. Press the down arrow key to
