JVC DLA-RS4800 Instructions Manual page 35

Example:
When the "Aspect" value is
changed from "4:3" "16:9"
3
Set a Aspect value
① Select
Depending on the input image, selecting "4:3" may result in a
●
vertically stretched image, while selecting "16:9" provides you
with the most appropriate screen size.
When there is 3D signal input, the ratio is fixed to "16:9".
●
ENGLISH
Input Signal
HDMI
COMP.
Picture Position
Aspect (Video)
Mask
Progressive
② Confirm
3D Setting
Exit
MENU Select
3
To end
16:9
4:3
off
16:9
Auto
Custom
Operate
Back
BACK
MENU
35