11.3.1 Procedure - Choosing the Screen to Display at Startup

Please refer to the Settings Guide for details.
5.19.2 Display Unit (Display) Settings Guide

Configure settings to display screen 1 when you turn ON the power.

Select the [System Settings] tab to display [System Settings].
From [Display], select [Display Unit].
Under the [Display] tab, set the [Initial Screen Number] to 1. This will be the screen that displays when the power is turned ON.