MultiRAE User’s Guide468.3.6.7 Factory ResetRestore all the wireless settings to their original factory defaults.Caution! Once you reset the wireless settings, you cannot retrieve any of the settings deleted byperforming this reset. Press [Y/+] to reset the wireless settings. Press [N/-] to exit without resetting the wireless settings.8.3.7 MonitorThe submenus under “Monitor” control the LCD’s contrast, operation mode, pump speed, and otherparameters. Press [N/-] to advance through the submenus, and when you reach the last one, it returns tothe first selection.8.3.7.1 LCD ContrastThe display’s contrast can be increased or decreased from its default setting. You may not need to everchange the default setting, but sometimes you can optimize the display to suit extreme temperature andambient brightness/darkness conditions.Use the [Y/+] and [N/-] keys to decrease or increase LCD contrast, respectively (the bar graph aids insetting it). When you are done, press [MODE] to select “Done.” If you have not made a change, it exits tothe submenu’s next selection. If you have made a change, you are prompted at the next screen to press[Y/+] to save the change or [N/-] to undo the change and exit to the next submenu selection.