Furuno FEA-2107-BB Operator's Manual page 670

Appendix 7: Menu Overview
Help window
Use Help to call the Help window on the ECDIS display.
Set Std Display
Set Std (Standard) Display
Use Set Std Display to call IMO-defined Standard display on the ECDIS and restore monitor brilliance to calibrated
state.
Set Std Display
For detailed information, see section 9.5.7 Controlling visible navigation features.
AP-74