Panasonic Viera TC-P50VT20 Operating Instructions Manual page 62

Technical Information
Reset to defaults:
W/B high R:
W/B high B:
W/B low R:
W/B low B:
Black extension: Adjusts the dark shades of the image in gradation.
Gamma adjustment: Gamma correction. Adjusts the intermediate brightness of the image. (S-curve/1.8/2.0/2.2/2.4/2.6)
Panel brightness: Selects the display panel brightness. (High/Mid/Low)
Contour emphasis: Adjusts the contour emphasis of the image. (0-15)
AGC:
Save as default: Save all "Picture" (when "Picture mode" is "Custom") and "Pro settings" adjustments.
Aspect Ratio: 4:3
Size 1
Aspect Ratio: FULL/JUST(H-FILL/ZOOM)
Size 1
See page 38 for more information
Do not display a picture in 4:3 mode for an extended period, as this can cause
"Image retention" to remain on either or both sides of the display field.
To reduce the risk of such "Image retention", change the brightness of the side
bars.
See page 39 for more information
The side bar may flash (alternate black/white) depending on the picture.
Scrolling bar: To prevent "Image retention", scrolls white vertical bar from left to right on a black screen.
Press any key except the POWER key to return to previous screen.
You will return to the previous screen if no key operation has been performed for 15 minutes.
See page 39 for more information
62
Resets all Pro setting adjustments to factory default settings.
Adjusts the white balance for light red areas.
Adjusts the white balance for light blue areas.
Adjusts the white balance for dark red areas.
Adjusts the white balance for dark blue areas.
Increases the brightness of dark signal automatically. (On/Off)
Size 2
Size 2
Pro settings
H size
The width will be decreased on both sides to
reduce noise.
The width will be increased on both sides to
reduce noise.
4:3 side bars
Scrolling bar
(Continued)
Side Bar Image retention
4:3
Screen
Display
[Scrolling bar]