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Operation
Keyboard Basics
The X-4 has five buttons including, Power/Clear, Menu Up, Menu
Down and two arrow keys.
PWR/CLEAR
Press the
PWR
key to turn the unit on and off. It also clears menus and
menu selections from the screen.
MENU UP & MENU DOWN
The
MENU UP
key cycles forward through the menus. The
MENU DOWN
key moves backward through the menus. To scroll through the unit's
menus, repeatedly press a
MENU
key.
UP & DOWN ARROWS (
↑
↓
)
The
UP
and
DOWN ARROW
keys are used to adjust features and functions.
Memory
This unit has an internal backup battery that saves the following user
settings when power is turned off: Units of Measure, Temp Size, Depth
Size, Fish I.D. mode, Noise Reject mode, Range mode, Zoom, Sensitivity,
Grayline, Chart Speed, Battery Alarm, Display Contrast, Backlight,
Language, Fish Alarm, Battery Alarm and Shallow and Deep alarms.
Display
When the unit is turned, the backlight menu will appear. Use the
ARROW
keys to turn the backlight on or off. Press
PWR
to clear the
menu from the screen.
Depth range will be displayed on the left side of the screen. In the fol-
lowing figure, the screen shows a depth range from 0 to 80 feet and the
bottom depth is 36.9 feet, shown by the digital sonar. The water tem-
perature is 34.5
°
F.
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