Xinuo HM-5818 User Manual page 18

MOB

Click ,record a MOB position of the emergency landing point basing on the
current position.
The radar switch

Click , you can quickly switch the radar icon display function. Light means the
radar icon is turned on.
Shortcut menu switch

Click ,quickly open and close the shortcut menu.
Turn off the system

Click ,turn off the system.
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ECDIS User manual