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 following 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 temperature is 34.5° F.

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