CHAPTER 4: INTERFACES FRONT PANEL INTERFACEB90 LOW IMPEDANCE BUS DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL 4-234Figure 4-27: Side pushbutton display on graphical front panelPress the CB523 breaker pushbutton. Its menu displays.Figure 4-28: Pushbuttons to control the breakerPress the pushbutton to close the breaker, confirming the action at the prompt.Note the USER PB 9 and 10 entries in the preceding figure. As outlined later, these are activated by clicking the PB icon onthe software toolbar. These two pushbuttons can be configured under Settings > Product Setup > User-ProgrammablePushbuttons.Single-line diagram editor useStart the application in the EnerVista software under Settings > Product Setup > Graphical Panel > Single Line DiagramEditor.The following buttons display at the top of the window:• Save — Updates the connected device if online or the open setting file if offline with any changes made on any page• Restore — Undoes any changes on any page that have been made that have not been saved• Load — Opens single-line diagram files, which replaces all five windows with that in the fileTo save drawings as a separate file, click File > Save As. The file is saved in the .mif format.