Adjusting the shape of the picture (GEOM)

The GEOM settings allow you to adjust the rotation and shape of the picture.

The rotation setting is stored in memory for all input signals. All other settings are stored in memory for the current input signal.

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 colors to a printed picture’s colors.

Adjusting the quality of the picture (SCREEN)

The SCREEN settings allow you to adjust the quality of the picture by controlling the convergence, moire, and landing.

If you see red or blue shadows around letters or lines, adjust the

 

convergence.

If elliptical or wavy patterns appear on the screen, cancel the

Select

CANCEL MOIRE*

ADJ

MOIRE ADJUST

To

turn the moire cancellation function ON or OFF

ADJ (MOIRE ADJUST) appears in the menu when you select ON

adjust the degree of moire cancellation until the moire is at a minimum

1Press the joystick.

The main MENU appears on the screen.

2Move the joystick to highlight GEOM and press the joystick again.

The GEOMETRY menu appears on the screen.

3First move the joystick up or down to select the desired adjustment item. Then move the joystick left or right to make the adjustment.

This setting is stored in memory for all input signals.

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 a color

 

temperature.

moire.

• If the color is irregular at the corners of the screen, adjust the

landing.

The CANCEL MOIRE and MOIRE ADJUST settings are stored in memory for the current input signal. All other settings are stored in memory for all input signals.

1

Press the joystick.

 

 

The main MENU appears on the screen.

 

2

Move the joystick to highlight

 

 

 

 

 

 

SCREEN and

 

 

 

 

 

 

 

press the joystick again.

 

*Moire is a type of natural interference which produces soft, wavy lines on your screen. It may appear due to interference between the pattern of the picture on the screen and the phosphor pitch pattern of the monitor.

Example of moire

Select

ROTATION

PINCUSHION

PIN BALANCE

KEYSTONE

KEY BALANCE

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

The preset color temperatures are 5000K, 6500K, and 9300K.

Since 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.

4 If necessary, fine tune the color temperature.

First move the joystick up or down to select the desired

adjustment item. Then move the joystick left or right to make

the adjustment.

COLOR

1 6500K 9300K

R BIAS 76

The SCREEN 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.

SelectTo

horizontally shift red or blue shadows

H CONVERGENCE

vertically shift red or blue shadows

Note

The picture may become fuzzy when CANCEL MOIRE is set to ON.

EN

Enlarging or reducing the picture

G BIAS 50

B BIAS 50

V CONVERGENCE

1-5

(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

ZOOM and press

 

the joystick again.

 

R GAIN 50

G GAIN 50

B GAIN 50

1Adjusting the BIAS (black level)

This changes the brightness of both the dark and light areas of an image.

2Adjusting the GAIN (white level)

This changes the contrast of just the light areas of an image.

TOP

V CONVER TOP

BOT

V CONVER BOT

LANDING

vertically shift red or blue shadows at the top of the screen

vertically shift red or blue shadows at the bottom of the screen

select one of the four corners of the screen

:top left

:top right

:bottom left

:bottom right

The ZOOM menu appears on the screen.

3 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.

You can adjust the R(Red), G(Green), and B(Blue) component of the input signal when making changes to items

1and 2.

If you fine tune the color temperature, the new color settings are stored in memory for each of the three color temperatures and item 3 of the on-screen menu changes as follows:

[5000K] t [1]

[6500K] t [2]

[9300K] t [3]

ADJreduce any irregularities in the color LANDING ADJUST of the corner selected in LANDING

to a minimum

12

13

Page 10
Image 10
Sony GDM-F500T9 service manual Adjusting the shape of the picture Geom, Adjusting the color of the picture Color, Zoom