5. Adjustment Procedure

5.1 White balance, Luminance adjustment

Approximately 2 Hours should be allowed for warm up before proceeding White-Balance adjustment.

Before started adjust white balance, please setting the Chroma-C7120 MEM. Channel 0 to93000K colors, MEM. Channel 1 to 75000K colors, MEM. Channel 2 to 65000K MEM. Channel 3 to 50000K MEM. Channel 4 to sRGB (our 9300 parameter is x=283±12, y=297±12, Y >180 cd/m2 7500 parameter is x=299±12, y=315±12, Y >210 cd/m2 ,6500 parameter is x =313±12, y=329±12, Y > 250cd/m2, and 5000 parameter is x = 347 ±12, y = 349 ±12, Y >240cd/m2, sRGB parameter is x=313±12, y=329±12, Y =90±15 cd/m2)

How to setting MEM.channel you can reference to Minolta-CA210 user guide or simple use “ SC” key and “ NEXT” key to modify x, y, Y value and use “ID” key to modify the TEXT description Following is the procedure to do white-balance adjust

Enter into Burn/in mode:

AC ON the monitor with no signal ,and press “power” button to DC OFF the monitor, then press”1” and “power” button at the same time to enter Burn/in mode;

Enter into the factory mode:

AC ON the monitor with signal connected, and press “power” button to DC OFF the monitor, then press”1” and “power” button at the same time to enter factory mode;

Gain adjustment:

Move cursor to “Factory” and press “2” key.

Move cursor to “ Auto Level” and press “2” key to adjust Gain and Offset automatically;

(noticethis monitor do auto level must in T144(1280X1024@60Hz) P48(32 Grays))

a. Adjust sRGB (93000K) color-temperature

1.Switch the Chroma-C7120 to RGB-mode(with press “MODE” button)

2.Switch the MEM.channel to Channel 0 (with up or down arrow on Chroma-C7120) 3.The LCD-indicator on Minolta-CA210 will show x = 283 ±12, y = 297±12, Y >180 cd/m2

b.Adjust Color1 (75000K) color-temperature

4.Switch the Chroma-C7120 to RGB-mode(with press “MODE” button)

5.Switch the MEM.channel to Channel 1 (with up or down arrow on Chroma-C7120)

6.The LCD-indicator on Minolta-CA210 will show x = 299 ±12, y = 315 ±12Y >210cd/m2

c.Adjust Color2 (65000K) color-temperature

7.Switch the Chroma-C7120 to RGB-mode(with press “MODE” button)

8.Switch the MEM.channel to Channel 2 (with up or down arrow on Chroma-C7120)

9.The LCD-indicator on Minolta-CA210 will show x = 313 ±12, y = 329 ±12Y >250 cd/m2 d. Adjust sRGB (50000K) color-temperature

1.Switch the Chroma-C71200 to RGB-mode(with press “MODE” button)

2.Switch the MEM.channel to Channel 3 (with up or down arrow on Chroma-C7120)

3.The LCD-indicator on Minolta-CA210 will show x = 347 ±12, y = 360 ±12, Y >240 cd/m2 24

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ViewSonic VSXXXXX service manual Adjustment Procedure, White balance, Luminance adjustment, Enter into Burn/in mode