Mitsubishi Electronics HC4900 user manual To adjust the ratio of change in brightness GAMMA MODE

Models: HC4900

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To adjust the ratio of change in brightness (GAMMA MODE):

Adjusting projected images (continued)

To adjust the ratio of change in brightness (GAMMA MODE):

You can select a preset gamma mode using the menu. (See page 25 for menu setting.)

1.Display the IMAGE menu.

2.Select GAMMA MODE by pressing the S or T button.

3.Select your desired gamma mode by pressing the W or X button.

To cancel the menu:

4. Press the MENU button.

To adjust the original ratio of change in brightness (To customize the gamma mode):

To customize (and store) the gamma mode to your preference, carry out the following procedure.

 

 

 

(See page 25 for menu setting.)

 

 

 

 

 

 

 

1.

Select GAMMA MODE in the IMAGE menu.

 

 

 

 

 

 

 

GAMMA MODE - USER1

 

 

 

2.

Press the W or X button to select USER1

 

or USER2

 

.

 

 

 

 

 

 

 

 

 

 

 

REFERENCE

 

 

VIDEO

 

 

 

 

 

3.

Press the ENTER button.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ADJUST MODE

 

 

ALL

 

4.

Press the S or T button to select REFERENCE.

 

 

 

 

 

 

 

 

 

 

 

 

 

HIGH

 

 

0

0

0

5.

Press the W or X button to select basic gamma curve.

 

 

 

 

 

 

 

 

 

 

 

MID

 

 

0

0

0

 

• Generally, select the most preferable gamma curve from the preset gamma

 

 

 

 

 

 

 

 

 

 

 

 

 

LOW

 

 

0

0

0

 

curve.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.Press the S or T button to select ADJUST MODE.

7.Press the W or X button to adjust mode of gamma curve (ALL, RED, GREEN, or BLUE).

• Select whether to adjust RED, GREEN, and BLUE collectively or separately.

8.Press the S or T button to select the desired item.

HIGH

: Use to adjust the gradation of the bright scenes. (The values displayed correspond to RED,

 

GREEN, and BLUE from the left respectively.)

MID

: Use to adjust the gradation of the medium brightness scenes. (The values displayed correspond

 

to RED, GREEN, and BLUE from the left respectively.)

LOW

: Use to adjust the gradation of the dark scenes. (The values displayed correspond to RED,

 

GREEN, and BLUE from the left respectively.)

9.Press the W or X button to adjust the selected item. 10.Repeat steps 6 - 7 for optimum adjustment results.

To cancel the menu:

11.Press the MENU button.

To enable the stored gamma mode:

1.Select USER1 or USER2 by pressing the GAMMA button on the remote control.

• Change in the brightness may be hard to recognize in some images.

EN-32

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Mitsubishi Electronics HC4900 To adjust the ratio of change in brightness GAMMA MODE, Adjusting projected images continued