• The "Menu forward" key advances in the extended horizontal softkey bar.• The "Menu select" key calls the main menu to select the operating area.• The "Machine area" key selects the "Machine" operating area.The key symbols used on the operator panel front are shown below along with thecorresponding function keys on the PC keyboard.Key Function corresponds tothe PC key functionKey Function corresponds tothe PC key function F9 F9 F10 F10DisplayNotePixel error according to DIN EN ISO 9241-307, Error class II.3.2.3 Screen saverIf an image with high contrast is displayed without change for longer than one hour, then thescreen dark switching must be activated for energy efficiency reasons.The time can be adapted individually. Further information can be found at:Commissioning of Basic Software and Operating Software, SINUMERIK Operate (IM9)3.3 InterfacesFrontUSB 1.1 Full Speed (socket, type A) for connecting an external keyboard, mouse and USB flashdrive (see Figure 3-1 View of the OP 010S operator panel front (Page 20)).NoteNote that the electromagnetic compatibility of commercially available peripheral devicesoperated via the USB interface is usually rated for office use only.For industrial use, components with a higher degree of certification are recommended.Description3.3 InterfacesOperator panel front: OP 010SEquipment Manual, 12/2022, A5E50751046B AA 21