Volvo V50 Owner's Manual page 185

Infotainment system
Control panel
– Press EXIT to cancel, decline an option,
or go back one step in the menu
structure.
– Press ENTER to confirm, select or scroll
from one submenu to the next submenu.
If the battery voltage is low, a message
appears on the display. The energy saving
feature switches off certain functions or
reduces the load on the battery, such as by
lowering the volume of the sound system.
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