Sony Trinitron GDM-FW900 Service Manual page 10

Adjusting the centering of the
picture (CENTER)
This setting is stored in memory for the current input signal.
1 Press the joystick.
The main MENU appears on the screen.
2 Move the joystick to highlight CENTER and
press the joystick again.
The SIZE/CENTER menu appears on the screen.
3
First move the joystick up or down to select for
horizontal adjustment, or for vertical adjustment.
Then move the joystick left or right to adjust the
centering.
Adjusting the size of the picture
(SIZE)
This setting is stored in memory for the current input signal.
1 Press the joystick.
The main MENU appears on the screen.
2
Move the joystick to highlight SIZE and press the
joystick again.
The SIZE/CENTER menu appears on the screen.
3 First move the joystick up or down to select for
horizontal adjustment, or for vertical
adjustment. Then move the joystick left or right to
adjust the size.
Enlarging or reducing the picture
(ZOOM)
This setting is stored in memory for the current input signal.
1
Press the joystick.
The main MENU appears on the screen.
2
Move the joystick to highlight SIZE or
CENTER and press the joystick again.
The SIZE/CENTER menu appears on the screen.
3
Move the joystick up or down to select (zoom),
and move the joystick left or right to enlarge or
reduce the picture.
Note
Adjustment stops when either the horizontal or vertical size reaches its
maximum or minimum value.
12
Adjusting the shape of the picture
(GEOM)
The (rotation) setting is stored in memory for all input signals.
All other settings are stored in memory for the current input
signal.
1
Press the joystick.
The main MENU appears on the screen.
2
Move the joystick to highlight GEOM and press
the joystick again.
The GEOMETRY menu appears on the screen.
3 First move the joystick up or down to select the
desired adjustment item. Then move the joystick left
or right to make the adjustment.
Select To
rotate the picture
expand or contract the picture sides
shift the picture sides to the left or right
adjust the picture width at the top of the screen
shift the picture to the left or right at the top of the
screen
Adjusting the color of the picture
(COLOR)
The COLOR settings allow you to adjust the picture's color
temperature by changing the color level of the white color field.
Colors appear reddish if the temperature is low, and bluish if the
temperature is high. This adjustment is useful for matching the
monitor's color to a printed picture's colors.
1
Press the joystick.
The main MENU appears on the screen.
2
Move the joystick to highlight COLOR and press
the joystick again.
The COLOR menu appears on the screen.
3 Move the joystick left or right to select the
adjustment mode.
There are three types of adjustment modes, EASY, EXPERT,
and sRGB.
Adjust the selected mode according to the instructions on the
next page.
You can set the color temperature in EASY or EXPERT mode
for each of the video input connectors.
x EASY mode
In EASY mode, you can fine tune the color temperature by
changing the three preset temperatures — 5000K, 6500K, or
9300K.
COLOR
EASY EXPERT s R G B
5 0 0 0 K 6 5 0 0 K 9 3 0 K 0
5 0 0 0 K
I MAGE
RES TORA T I ON ON
1
Move the joystick up or down to select the color
temperature row 1. Then move the joystick left or
right to select a color temperature.
The preset color temperatures are 5000K, 6500K, and 9300K.
The default setting is 9300K. The whites will change from a
bluish hue to a reddish hue as the temperature is lowered to
6500K and 5000K.
2 If necessary, fine tune the color temperature.
Move the joystick up or down to select the color
temperature row 2. Then move the joystick left or
right to fine tune the color temperature.
If you fine tune the color temperature, the new color settings
are stored in memory for each of the three color temperatures
and item 1 of the on-screen menu changes as follows.
• [5000K]t[ 1]
• [6500K]t[ 2]
• [9300K]t[ 3]
x EXPERT mode
You can make additional adjustments to the color in greater detail
by selecting the EXPERT mode.
COLOR
EASY EXPERT s R G B
5 0 0 0 K 6 5 0 0 K 9 3 0 K 0
R B I AS 5 0
G B I AS 5 0
B B I AS 5 0
R GA I N 5 0
G GA I N 5 0
B GA I N 5 0
1 Move the joystick up or down to select the color
temperature row 1. Then move the joystick left or
right to select a color temperature.
2
Move the joystick up or down to select the
adjustment item 2. Then move joystick left or right
to adjust the BIAS (black level).
This adjusts the dark areas of an image.
3 Move the joystick up or down to select the
adjustment item 3. Then move the joystick left or
right to adjust the GAIN (white level).
This adjusts the light areas of an image.
You can adjust the R (red), G (green), B (blue) component of
the input signal when making changes to items 2 and 3.
If you fine tune the color temperature, the new color settings
are stored in memory for each of the three color temperatures
and item 1 of the on-screen menu change as follows.
• [5000K]t[ 1]
• [6500K]t[ 2]
• [9300K]t[ 3]
x sRGB mode
The sRGB color setting is an industry standard color space
protocol designed to correlate the displayed and printed colors of
sRGB compliant computer products. To adjust the colors to the
sRGB profile, simply select the sRGB mode in the COLOR menu.
Once you select the sRGB mode, the brightness ( ) and
contrast (6) values are automatically set to the values to be set in
the sRGB mode.
COLOR
EASY EXPERT s R G B
: 5 6 : 7 6 FOR s R G B
I MAGE
RES TORA T I ON ON
In order to display the sRGB colors correctly (γ = 2.2, 6500K),
confirm that:
• the brightness ( ) and contrast (6) values are adjusted
respectively to the numbers shown in the BRIGHTNESS/
CONTRAST menu. If not, press the RESET button (for less
than 2 seconds). For information on how to change the
brightness and contrast, see "Adjusting the brightness and
contrast" on page 11.
• the color settings of your computer are set to the sRGB profile.
Note
Your computer and other connected products (such as a printer), must be
sRGB compliant.
(continued)
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