Hitachi L42S504 Owners Guide - Page 31

Video - what is the contrast ratio

Page 31 highlights

ON-SCREEN DISPLAY Video Other Video Menu Setting Adjustments Use the CURSOR PAD or to highlight the function to be adjusted. 1. Press the SELECT button or the CURSOR PAD to select the function settings. 2. Press the CURSOR PAD or to adjust the function. 3. Press MENU to return to main menu. 4. Press EXIT to quit menu. Contrast Use this function to change the overall light output to match the viewing area. Increase for brighter rooms. Brightness Use this function to change the overall brightness of the dark areas of the picture. Color Use this function to adjust the level of color in the picture. Tint Use this function to adjust flesh tones so they appear natural. Sharpness Use this function to adjust the amount of fine detail in the picture. Color Temp. Set this to High for cooler color with more blue, set to Medium for a more natural color or set to Standard for accurate color. Noise Reduction The Noise Reduction function automatically reduces conspicuous noise in the picture without degrading picture quality. Set Noise Reduction to OFF if you see individual blocks in the picture. MPEG NR The MPEG NR (Noise Reduction) function automatically reduces block noise in the picture without degrading picture quality. Gamma The Gamma function allows you to set between three levels of gamma ratio correction values (Gamma 1, Gamma 2, or Gamma 3) to produce pictures contrast. Backlight Adjust the brightness of the Backlight for maximum visibility. It changes the intensity of the backlight. Increase for bright rooms and decrease for darker rooms to make the dark areas of the picture black. Auto Movie The Auto Movie function sets the 3:2 pull down detection feature to Auto or Off. Theatrical movies are shot on film at 24 frames or still pictures per second, instead of 30 frames or 60 fields like video. When film is transferred to video for television viewing, the disparity between the two frame rates must be reconciled. This involves a process known as 3:2 pull down. When Auto Movie is set to Auto your Hitachi LCD Television will activate the circuitry for this special feature to improve video performance when watching interlaced format film based sources. Set to OFF to deactivate this feature. Reel120 Motion Hitachi's advanced video processor can display movies at 120 frames per second. The following settings are available to smooth the motion of movie sources. Please note that the effect may not be immediately noticeable and the effect depends on the content of the movie. Video Audio Setup Channels Multimedia MPEG NR Gamma Backlight Auto Movie Reel120 Motion Aspect Ratio Reset Off Gamma 2 20 Auto Mid Auto Move SEL Select Return EXIT Exit 1. Use the CURSOR PAD , to highlight Reel120 Motion function. 2. Press the CURSOR PAD to select Off, Low, Mid, or High. High: Use this setting for the maximum smooth motion effect. Mid: Use this setting for a moderate smooth motion effect. Low: Use this setting for a mild smooth motion effect. Off: Use this setting if there is noise with the High, Medium or Low settings. NOTE Please note that the effect may not be immediately noticeable and the effect depends on the content of the movie. Aspect Ratio Use this function to select the Picture Format Aspect Ratio. Video Audio Setup Channels Multimedia MPEG NR Gamma Backlight Auto Movie Reel120 Motion Aspect Ratio Reset Off Gamma 2 20 Auto Mid Auto Move SEL Select Return EXIT Exit Auto Aspect Automatically adjust the Aspect Ratio depending on the input signal. Aspect Modes Manually select the Aspect Ratio. There are different aspect ratios available according to the signal in use. See page 55. 31

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31
ON-SCREEN DISPLAY
Video
Audio
Setup
Channels
Multimedia
MPEG NR
Off
Gamma 2
Auto
Mid
Auto
20
Gamma
Backlight
Auto Movie
Reel120 Motion
Aspect Ratio
Reset
Move
Select
SEL
Return
Exit
EXIT
1.
Use the CURSOR PAD
,
to highlight Reel120 Motion
function.
2.
Press the CURSOR PAD
to select Off, Low, Mid, or High.
High
: Use this setting for the maximum smooth motion effect.
Mid
: Use this setting for a moderate smooth motion effect.
Low
: Use this setting for a mild smooth motion effect.
Off
: Use this setting if there is noise with the High, Medium or
Low settings.
Please note that the effect may not be immediately
noticeable and the effect depends on the content of
the movie.
Aspect Ratio
Use this function to select the Picture Format Aspect Ratio.
Video
Audio
Setup
Channels
Multimedia
MPEG NR
Off
Gamma 2
Auto
Mid
Auto
20
Gamma
Backlight
Auto Movie
Reel120 Motion
Aspect Ratio
Reset
Move
Select
SEL
Return
Exit
EXIT
Auto Aspect
Automatically adjust the Aspect Ratio depending on the
input signal.
Aspect Modes
Manually select the Aspect Ratio. There are different aspect ratios
available according to the signal in use. See page 55.
NOTE
Video
Other Video Menu Setting Adjustments
Use the CURSOR PAD
or
to highlight the function
to be adjusted.
1.
Press the SELECT button or the CURSOR PAD
to select the
function settings.
2.
Press the CURSOR PAD
or
to adjust the function.
3.
Press MENU to return to main menu.
4.
Press EXIT to quit menu.
Contrast
Use this function to change the overall light output to match the
viewing area. Increase for brighter rooms.
Brightness
Use this function to change the overall brightness of the dark areas
of the picture.
Color
Use this function to adjust the level of color in the picture.
Tint
Use this function to adjust flesh tones so they appear natural.
Sharpness
Use this function to adjust the amount of fine detail in the picture.
Color Temp.
Set this to High for cooler color with more blue, set to Medium for a
more natural color or set to Standard for accurate color.
Noise Reduction
The
Noise
Reduction
function
automatically
reduces
conspicuous noise in the picture without degrading picture
quality. Set Noise Reduction to OFF if you see individual blocks
in the picture.
MPEG NR
The MPEG NR (Noise Reduction) function automatically reduces
block noise in the picture without degrading picture quality.
Gamma
The Gamma function allows you to set between three levels of
gamma ratio correction values (Gamma 1, Gamma 2, or Gamma
3) to produce pictures contrast.
Backlight
Adjust the brightness of the Backlight for maximum visibility. It
changes the intensity of the backlight. Increase for bright rooms
and decrease for darker rooms to make the dark areas of the
picture black.
Auto Movie
The Auto Movie function sets the 3:2 pull down detection feature to
Auto or Off. Theatrical movies are shot on film at 24 frames or still
pictures per second, instead of 30 frames or 60 fields like video.
When film is transferred to video for television viewing, the disparity
between the two frame rates must be reconciled. This involves a
process known as 3:2 pull down. When Auto Movie is set to Auto
your Hitachi LCD Television will activate the circuitry for this special
feature to improve video performance when watching interlaced
format film based sources. Set to OFF to deactivate this feature.
Reel120 Motion
Hitachi’s advanced video processor can display movies at 120
frames per second. The following settings are available to smooth
the motion of movie sources. Please note that the effect may not
be immediately noticeable and the effect depends on the content
of the movie.