Raymarine Ray 53 User Manual page 30

To rotate Channel Selection Knob to the left, the unit will be displayed back to the
Above 4). The display will be done as 6)
7) By pressing SCAN/MEM key, DSC Watch mode can be selected either ON or OFF.
8) To press SCAN/MEM key and WX/INT key simultanously, the unit return to the last
Used display before the above 1) display.
9) When Power is re-activate on, the unit will start in the mode last used.(On or OFF).
4) 2) 6).