Compaq FP7317 User Manual download pdf (Page 42)

HP L1702/FP7317 Service Manual

Page 42 of 143

10. WHITE- BALANCE, LUMINANCE ADJUSTMENT

Approximately 30 minutes should be allowed for warm up before proceeding

White-Balance adjustment.

1.、How to do the Chroma-7120 MEM .Channel setting

A、Reference to chroma 7120 user guide

B、Use “ SC” key and “ NEXT” key to modify xyY value and use “ID” key to modify the

TEXT description Following is the procedure to do white-balance adjust

2、Setting the color temp. You want

A、MEM.CHANNEL 3 ( 9300 color):

7800 color temp. parameter is x = 296 ±10, y = 311 ±10, Y = 200 ±10 cd/m

2 ,

B、MEM.CHANNEL 4 ( 6500 color):

6500 color temp. parameter is x = 313±10, y = 329 ±10, Y = 200 ±10 cd/m

)

3、Into factory mode of HP L1702/F7317

A、Press MENU button during 2 seconds along with press Power button will activate the

factory mode, then MCU will do AUTO LEVEL automatically. Meanwhile press MENU

the OSD screen will located at LEFT TOP OF PANEL.

4、Bias adjustment :

Set the Contrast to 50

Adjust the Brightness to 90.

5、Gain adjustment :

Move cursor to “-F-” and press MENU key

A、Adjust C2(9300) color-temperature

1、Switch the Chroma-7120 to RGB-Mode (with press “MODE” button )

2、Switch the MEM. Channel to Channel 3 ( with up or down arrow on chroma 7120 )

3、The LCD-indicator on chroma 7120 will show x = 296 ±10, y = 311 ±10,

Y = 200 ±10 cd/m

4、Adjust the RED of color1 on factory window until chroma 7120 indicator reached

the value R=100

5、Adjust the GREEN of color1 on factory window until chroma 7120 indicator reached

the value G=100

6、Adjust the BLUE of color1 on factory window until chroma 7120 indicator reached

the value B=100

7、Repeat above procedure ( item 4,5,6) until chroma 7120 RGB value meet the

tolerance =100±2

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 142 143

No comments

Compaq FP7317 User Manual Page 42