Lowrance 250c 操作指南

9 

This section addresses the unit's Mapping Mode operation. Mapping 

Mode includes all navigation features from finding the nearest restau-

rant to plotting a road trip across the country. Before you turn the unit 

on it's a good idea to learn about the different menus and how they 

work together. But if you just can't wait to get navigating turn to the 

one-page Map Mode Practice Run on page 12. 

 

™  GPS unit. 

The Power button turns the unit on and off and controls the backlight. 

The unit has three preset backlight levels to select from. Repeatedly 

pressing 

 will cycle through the backlight settings and turn off 

the backlight.  

To turn the unit off 

− or enter Standby mode − press and hold the 

 

key for 3 seconds. For complete details concerning Standby mode see 

the discussion of power button functions in Section 4. If you find that 

the unit has become unresponsive you can force it to shutdown by using 

the stylus and pressing firmly on the button located at the bottom of 

the unit. The button is recessed in a hole at the bottom of the unit. 

Pressing this will force the unit to power off. 

As mentioned earlier you will use the touch screen for most of the 

iWAY's controls. You will see on-screen toolbars as well as menus and 

textual lists that allow you to select a single entry.