X - R i t e e X a c t ™ I n s t r u m e n t12Power ButtonThe power button is used to initiate the instrument from a power off state. Simply press thebutton to turn on the instrument. If the instrument does not power up after pressing the powerbutton (1), the batteries may require charging. Refer to Charging the Battery Pack.When powered up, the instrument goes through a diagnostics test, displays a splash screen beforethe main menu screen appears. Note: Main menu tools may vary depending on model.Splash Screen Main MenuFor the very first power up, the instrument displays a setup wizard screen after the splash screen.Refer to the User Interface section for information on completing the Setup Wizard.Splash Screen 1 st Setup Wizard Screen(1)Powering OffThe instrument can bemanually powered off bypressing and holding thepower button until itshuts off.