Pioneer VREC-DZ600 Owner's Manual page 16

5 Turning the angle adjustment jog dial, adjust the angle of the lens so that
video outside and inside the vehicle is properly displayed.
During driving, turn the lens towards the outside of the vehicle.
This product restarts when the lens angle is moved from the outside of the vehicle to the inside, and
vice versa.
Note
A protective film is applied to the lens when the product is purchased. Peel off this film.
Angle adjustment jog dial
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